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A Chindit column crosses a river in Burma during Operation Longcloth in 1943.

The Arakan and the Chindits

17 December 1942 to 27 June 1944 · Jungle warfare, air supply and long-range penetration

The first British return to Burma opened in the Arakan in December 1942 and ended in retreat after repeated attacks on Japanese positions at Donbaik and a counterstroke around the Mayu Range. At the same time Orde Wingate sent the first Chindit expedition deep behind Japanese lines to test long-range penetration supplied by air.

Imperial War Museums, IND 2290 · UK Government public domain

SPAN
17 December 1942 to 27 June 1944From the opening of the first Arakan offensive to the capture of Mogaung by the 77th Indian Infantry Brigade
FIRST ARAKAN
17 Dec 1942 to May 1943The advance down the Mayu peninsula stalled at Donbaik and ended in withdrawal after Japanese infiltration and counterattack
OPERATION LONGCLOTH
About 3,000 menThe first Chindit expedition entered Burma in February 1943; 818 were killed, wounded or missing, about 27 per cent of the original force
ADMIN BOX
February 1944Surrounded troops of the 7th Indian Division held around Sinzweya while the RAF supplied them from the air
OPERATION THURSDAY
About 23,000 trained menThe expanded Chindit force entered northern Burma in 1944 by air and overland; the 77th Brigade captured Mogaung on 27 June
Marker affiliation Allied Axis Other / contested
Map layers

01 / 21

Why the First Arakan Offensive Failed and the Second Held

The difference lay in command, training, air supply and the decision to hold when communications were cut

The Arakan offered the Allies the shortest land approach back into Burma, but the coast channelled operations between the Bay of Bengal, tidal creeks and the jungle-covered Mayu Range. The 14th Indian Division advanced from Cox's Bazar on 17 December 1942 and captured the Maungdaw–Buthidaung road within days. The advance then reached Japanese defences around Donbaik, where field works, narrow approaches and poor coordination turned repeated frontal attacks into costly failures. When Japanese reinforcements worked around the Mayu flank in April, formations already stretched along weak communications began to fall back.

The second Arakan offensive began under a different command system. XV Corps under Philip Christison used the 5th and 7th Indian Divisions on the Mayu front, and Fourteenth Army doctrine under William Slim required troops to remain in defended boxes when Japanese columns moved behind them. The Japanese Ha-Go attack in February 1944 isolated the 7th Indian Division and overran its headquarters, but the division regrouped around the administrative area at Sinzweya. Tanks, artillery and infantry held the perimeter while aircraft delivered food, ammunition and medical supplies.

The result altered the tactical assumptions of the Burma war. Japanese operations had repeatedly depended on cutting roads and forcing Allied units to abandon heavy weapons and stores. At the Admin Box the cut road no longer decided the battle because supplies arrived by air and the surrounded formations continued fighting. The Japanese 55th Division withdrew after losses it could not replace, while XV Corps resumed its advance. The same principle—forces operating beyond normal road supply and sustained from the air—also shaped the Chindit experiments farther north.

Wingate’s Long-Range Penetration Experiment

Operation Longcloth tested whether dispersed columns could live and fight deep behind Japanese lines

Orde Wingate organised the 77th Indian Infantry Brigade as columns able to move independently through jungle, carry wireless sets and call for supply drops. Operation Longcloth began from Imphal on 8 February 1943. The northern and southern groups crossed the Chindwin, cut roads and railway lines, demolished bridges and forced Japanese units to search a wide area for them. Air supply removed the need for a continuous road back to India, but navigation, sickness, animal transport and river crossings placed severe limits on how long the columns could remain effective.

The immediate material results were limited. The force damaged railway communications and showed that sizeable Allied units could remain behind Japanese lines, yet it suffered 818 killed, wounded or missing from roughly 3,000 men. Many survivors returned exhausted and sick. Wingate nevertheless gained political and military support for a much larger force, while British commanders drew practical lessons about wireless communication, air drops, jungle movement and casualty evacuation.

The strategic value of the Chindits remained disputed after the war. Their operations diverted Japanese troops and carried a strong morale effect after the defeats of 1942, but long-range penetration consumed transport aircraft, specialised training and fit infantry at a high human cost. The second expedition therefore matters both as an expansion of Wingate’s concept and as a test of how that concept changed once the columns were drawn into prolonged positional fighting.

Orde Wingate
Major General, commander of Special Force

Orde Wingate

Creating and commanding the Chindit long-range penetration force

Wingate designed the Chindit system around dispersed columns, wireless communication and air supply. He led Operation Longcloth in 1943 and then expanded the concept into Special Force for Operation Thursday. His influence reached beyond tactics because he secured high-level support for resources and aircraft. He was killed in a B-25 crash on 24 March 1944 while Thursday was still developing, leaving the force to continue under new command arrangements.

Imperial War Museums, IND 2237 · UK Government public domain · Source
William Slim
Lieutenant General, commander of Fourteenth Army

William Slim

Rebuilding Burma doctrine after the first Arakan failure and backing the stand-and-supply policy

Slim took over XV Corps during the aftermath of the first Arakan campaign and later commanded Fourteenth Army. He pushed training, decentralised jungle tactics and the rule that formations cut off by Japanese infiltration should hold rather than retreat. That doctrine was demonstrated at the Admin Box in February 1944. Slim also carried responsibility for Operation Thursday within the wider army plan, even though Wingate retained unusual autonomy and direct political support.

Imperial War Museums, IND 3595 · UK Government public domain · Source
Philip Christison
Lieutenant General, commanding XV Corps

Philip Christison

Directing the second Arakan offensive and the corps response to Ha-Go

Christison commanded XV Corps from late 1943 and directed the renewed advance in the Arakan with the 5th and 7th Indian Divisions. When Japanese columns moved around the front in February 1944, his corps did not repeat the retreat of the previous year. The isolated 7th Division held around the Admin Box while reinforcements and air supply sustained the battle. The victory established XV Corps as an effective formation before later coastal operations.

Wikimedia Commons · licence as stated on the file page · Source
Frank Messervy
Major General, commanding the 7th Indian Division

Frank Messervy

Holding the Kalapanzin sector and the Admin Box battle

Messervy commanded the 7th Indian Division during the second Arakan offensive. Japanese troops overran his headquarters area during Ha-Go, and he escaped through their lines to rejoin his formation. The division’s administrative troops, infantry, tanks and artillery then held the Sinzweya perimeter while aircraft supplied the isolated force. Messervy’s division remained in the fight until the Japanese encirclement failed, making the Admin Box a practical demonstration of the new Fourteenth Army doctrine.

Imperial War Museums, IND 3143 · UK Government public domain · Source
Mike Calvert
Brigadier, commanding the 77th Indian Infantry Brigade

Mike Calvert

Leading the principal fighting brigade of Operation Thursday from Broadway to Mogaung

Calvert had commanded a column during Longcloth and returned in 1944 as commander of 77th Brigade. He landed with the advance force at Broadway, established the White City block and fought repeated actions on the railway. In June his exhausted brigade was ordered against Mogaung. It captured the town on 27 June, but the National Army Museum records that about half the brigade was killed or wounded during the four-week battle.

Imperial War Museums, MH 7287 · UK Government public domain · Source
Shōjirō Iida
Lieutenant General, commander of the Japanese Fifteenth Army

Shōjirō Iida

Japanese army command during the first Arakan and first Chindit operations

Iida had commanded the Fifteenth Army through the conquest of Burma and remained in command during the opening of the first Arakan campaign. His army held Burma while the British tried to return along the coast and while Wingate’s Longcloth columns entered northern Burma. By March 1943 the Japanese command structure was being reorganised under the new Burma Area Army, and Iida left the Fifteenth Army as the campaign moved into its next phase.

Unknown photographer · public domain in Japan · Source
Masakazu Kawabe
Lieutenant General, commander of Burma Area Army

Masakazu Kawabe

Overall Japanese command in Burma from March 1943 through the 1944 offensives

Kawabe took command of the newly formed Burma Area Army in March 1943. His headquarters had to respond to Chindit incursions, Allied pressure in the Arakan and the growing northern campaign. For 1944 he approved the offensive strategy promoted by Renya Mutaguchi while the Twenty-Eighth Army covered the Arakan. Kawabe therefore linked the Arakan and Chindit fighting to the larger Japanese plan that culminated in the simultaneous pressure on Arakan, Imphal and northern Burma.

Unknown photographer · public domain in Japan · Source
Renya Mutaguchi
Lieutenant General, commander of the Japanese Fifteenth Army

Renya Mutaguchi

Central-front commander whose 1944 offensive shaped the context for Operation Thursday

Mutaguchi took command of the Fifteenth Army in March 1943 and became the strongest advocate of an offensive into India. His U-Go plan was separate from the Arakan fighting, but the Ha-Go attack there was intended partly as a diversion before the main move toward Imphal and Kohima. Operation Thursday also unfolded against his army’s communications. The overlap forced Japanese command to respond to major battles in front and deep Allied forces in the rear.

Imperial Japanese Army · public domain in Japan · Source
Tadashi Hanaya
Lieutenant General, commanding the Japanese 55th Division

Tadashi Hanaya

Divisional command of the Japanese counteroffensive in the Arakan

Hanaya commanded the 55th Division in the Arakan during the 1944 Ha-Go offensive. His division sent forces around the Allied front to cut the Ngakyedauk Pass, overrun headquarters areas and isolate the 7th Indian Division. The plan depended on a rapid collapse similar to earlier campaigns. The Admin Box remained supplied by air, and the Japanese troops were drawn into costly attacks against defended positions until the counteroffensive failed.

Wikimedia Commons · CC BY-SA 4.0 · Source
Shōzō Sakurai
Lieutenant General, commanding the Japanese Twenty-Eighth Army

Shōzō Sakurai

Army command responsible for the Arakan and southern Burma in 1944

Sakurai returned to Burma in 1944 to command the newly organised Twenty-Eighth Army, responsible for the coastal Arakan and southern approaches. The 55th Division under Hanaya conducted Ha-Go within this command. Sakurai’s army therefore covered the same ground where the Japanese had succeeded in 1943 but faced a different Allied system in 1944. The failure at the Admin Box reduced the value of the diversion before the larger Japanese offensive toward India.

Unknown photographer · public domain in Japan · Source

Air Supply Changed What Encirclement Meant

The Admin Box and Operation Thursday depended on aircraft as part of the ground battle

By 1944 aircraft were carrying more than occasional emergency loads. At the Admin Box, RAF Dakotas dropped supplies into the defended area after the road through the Ngakyedauk Pass had been cut. Royal Armouries records that about 1,600 tons were delivered during the battle. The air bridge allowed the 7th Indian Division to keep its guns, vehicles and wounded inside the perimeter instead of abandoning them in a retreat.

Operation Thursday extended the same logic to insertion. On 5 March 1944 American C-47s towed Waco gliders from Lalaghat to a clearing codenamed Broadway. Thirty-five of the first 61 gliders reached the landing ground, where engineers cleared wrecks and prepared a runway for transport aircraft. Over the following nights men, mules, weapons and stores were flown into strongholds far behind Japanese lines. Light aircraft handled liaison and casualty evacuation while fighters and bombers supported the columns.

Air power did not remove the physical burden of jungle warfare. Once the Chindit brigades left the landing grounds they still depended on mule transport, man-carried weapons, radios and repeated supply drops. The strongholds made concentration possible, but the later battles at White City, Blackpool and Mogaung became increasingly conventional. A force designed to move around Japanese positions was progressively required to seize and hold ground.

Lee-Enfield No. 4 rifle
An Indian infantry section of the 2nd Battalion, 7th Rajput Regiment prepares to patrol on the Arakan front in 1944.
Imperial War Museums, IND 2917 · UK Government public domain · Source

Lee-Enfield No. 4 rifle

British bolt-action service rifle · infantry weapon · Burma theatre

British and Indian infantry carried Lee-Enfield rifles through both Arakan campaigns and the Chindit operations. The rifle remained dependable in jungle conditions but every round still had to move through the same supply system as food and medical stores. The period photograph shows an Indian infantry section preparing to patrol on the Arakan front in 1944.

Bren light machine gun
A British soldier in Burma carries a Bren light machine gun during a 1944 patrol.
Imperial War Museums, SE 564 · UK Government public domain · Source

Bren light machine gun

British .303 light machine gun · section support weapon

The Bren gave infantry sections portable automatic fire in jungle fighting where visibility was short and heavy weapons were difficult to move. Chindit columns carried Brens as part of their basic firepower, and Indian divisions used them throughout the Arakan. The photograph is a later 1944 Burma patrol image used here to identify the weapon rather than a specific event marker.

3-inch mortar
A mortar of the 2nd Battalion, 1st Punjab Regiment in action in the Arakan, 1944.
Punjab Regimental Centre · historical photograph reproduced on Commons · Source

3-inch mortar

British infantry mortar · indirect fire · Arakan, 1944

The 3-inch mortar gave infantry battalions mobile indirect fire without requiring a road for a field gun. Mortar detachments were valuable in the broken ground of the Mayu sector, where jungle and ridges limited direct observation. This photograph shows a mortar of the 2nd Battalion, 1st Punjab Regiment firing in the Arakan in 1944.

M3 Lee medium tank
An M3 Lee tank crosses a river north of Imphal during the 1944 Burma campaign.
Imperial War Museums, IND 3468 · UK Government public domain · Source

M3 Lee medium tank

American-designed medium tank · Indian armoured units · Burma, 1944

Lee tanks gave the Admin Box defenders a mobile weapon the Japanese had difficulty countering in close jungle fighting. The 25th Dragoons supported the Arakan battle with tanks inside and around the defended positions. The image shows a British Lee in the same Burma campaign during 1944; it is used as an equipment-identification photograph rather than event evidence.

Douglas C-47 Dakota
A No. 177 Wing RAF Dakota after dropping supplies near Sinzweya during the second Arakan campaign.
Imperial War Museums, CI 602 · UK Government public domain · Source

Douglas C-47 Dakota

Twin-engine transport aircraft · air supply and air landing · Burma, 1944

The Dakota turned air supply into an operational system. In the Arakan it dropped food, ammunition and medical stores to the surrounded 7th Indian Division. In Operation Thursday, C-47s towed gliders and then landed troops and cargo on jungle strips. The attached photograph shows a Dakota climbing away from an Admin Box dropping zone near Sinzweya.

Waco CG-4A glider
American transport aircraft tow gliders toward Burma during Operation Thursday in March 1944.
Imperial War Museums, SE 7946 · UK Government public domain · Source

Waco CG-4A glider

American troop and cargo glider · Operation Thursday · March 1944

Waco gliders carried the first assault parties, engineers, animals and equipment into the Broadway landing ground on 5 March 1944. Their crash landings caused casualties, but the survivors secured the clearing and built the runway needed for transport aircraft. The period image shows transport aircraft towing gliders toward Burma during Operation Thursday.

Stinson L-5 Sentinel
A Stinson L-5 Sentinel light liaison aircraft, shown as type-identification imagery.
San Diego Air & Space Museum collection · licence as stated on Commons · Source

Stinson L-5 Sentinel

Light liaison aircraft · 1st Air Commando Group · Operation Thursday

Light aircraft extended the Chindit medical and command network beyond what mules and foot columns could manage. L-5 Sentinels of the Air Commandos operated from improvised strips for liaison and casualty evacuation during Operation Thursday. The image is a surviving L-5 used to identify the aircraft type; it is not presented as a photograph from a specific Burma landing ground.

Type 41 75 mm mountain gun
Japanese Fifteenth Army troops carry a Type 41 mountain gun during Operation U-Go in 1944.
Imperial Japanese Army photograph · public domain in Japan · Source

Type 41 75 mm mountain gun

Japanese pack artillery · infantry support · Burma, 1944

Japanese mountain artillery could be broken down and carried through country that blocked heavier vehicles, making it suited to Burma’s hill tracks. Type 41 guns accompanied Japanese formations in the 1944 campaign and supplied close artillery support where roads were poor. The photograph shows Fifteenth Army troops carrying a Type 41 gun during Operation U-Go in March or April 1944.

Type 92 battalion gun
Japanese Fifteenth Army troops carry a Type 92 battalion gun during the 1944 Burma campaign.
Imperial Japanese Army photograph · public domain in Japan · Source

Type 92 battalion gun

Japanese 70 mm infantry gun · battalion support weapon · Burma, 1944

The Type 92 battalion gun provided Japanese infantry with a compact direct- and high-angle support weapon that could be manhandled over rough ground. That mobility suited the same infiltration routes used to work around Allied positions. The image shows Japanese Fifteenth Army soldiers carrying a Type 92 gun during the 1944 Burma offensive.

Type 89 grenade discharger
U.S. Army technical-manual illustration of the Japanese Type 89 50 mm grenade discharger.
U.S. War Department technical manual · public domain · Source

Type 89 grenade discharger

Japanese 50 mm grenade discharger · infantry support weapon

The Type 89 gave Japanese infantry squads and platoons a light high-angle weapon for jungle and hill fighting. It could be carried with the troops rather than depending on vehicle transport, fitting the dispersed tactics used in Arakan and northern Burma. The attached U.S. Army technical-manual illustration identifies the wartime weapon clearly and is used as equipment reference imagery.

From Experiment to Attrition

The campaigns demonstrated new methods while consuming formations at a rate that commanders could not ignore

The first Arakan campaign exposed weaknesses that had survived the retreat from Burma: inexperienced formations, difficult command arrangements, inadequate jungle preparation and attacks that concentrated against strongpoints without enough tactical flexibility. The failure was followed by changes in leadership and training. Slim’s later policy of holding isolated positions under air supply grew from the wider effort to stop treating Japanese infiltration as an automatic reason to retreat.

Longcloth imposed a different kind of cost. The Chindits lost 818 men killed, wounded or missing from an original force of about 3,000, and many others returned medically unfit. The operation proved some of Wingate’s logistical ideas, but the force did not destroy Japanese communications for long. Its strongest legacy lay in the experience gained and in the decision to create a much larger Special Force for 1944.

Operation Thursday began with spectacular air movement and ended with exhausted brigades fighting for fixed objectives. Wingate was killed in an aircraft crash on 24 March, and command arrangements changed while the Chindits were increasingly placed under Joseph Stilwell’s northern command. At Mogaung, Mike Calvert’s 77th Brigade took the town on 27 June after four weeks of fighting, but the National Army Museum records that about half the brigade had been killed or wounded. The capture was real; so was the question of whether a specialised long-range force should have been used in that kind of battle.

About 300

Casualties in the 18 March Donbaik assault

Secondary accounts of the first Arakan campaign give roughly 300 casualties for the attacking brigade in this failed effort against the Donbaik bunker system. The figure belongs to that assault, not to the entire campaign.

818

Longcloth killed, wounded or missing

GOV.UK gives 818 killed, wounded or missing from the roughly 3,000 men who entered Burma with the first Chindit expedition, about 27 per cent of the original force. Illness also left many survivors unfit after their return.

About 2,000

Allied casualties at the Admin Box

Royal Armouries gives approximately 2,000 Allied casualties for the February 1944 battle. The estimate covers the wider Admin Box fighting rather than one perimeter or day and should be read with that boundary.

About 5,000

Japanese losses at the Admin Box

Royal Armouries gives approximately 5,000 Japanese losses in the failed Arakan counterstroke. The number is an estimate, but it reflects the heavy cost of repeated attacks after the expected Allied withdrawal did not occur.

About half

77th Brigade killed or wounded at Mogaung

The National Army Museum states that the four-week battle for Mogaung cost the 77th Indian Infantry Brigade about half its strength killed or wounded. Disease and exhaustion added further losses among men already in the field since March.

How the Arakan and Chindit Record Is Reconstructed

Official histories, war diaries, museum records and veterans’ accounts preserve different parts of the campaigns

The first and second Arakan campaigns are documented in the British official history, unit histories and later studies such as Louis Allen’s Burma: The Longest War. These sources usually agree on the sequence of the main operations but may group casualty figures differently. The numerical record is therefore kept tied to the formation, battle or source that produced it.

Chindit operations generated an unusually rich paper trail because long-range columns depended on wireless traffic, air supply and detailed post-operation reporting. The National Archives preserves the 1943 operational map, while Chindit war diaries and veteran organisations reconstruct daily movements. Museum captions are especially useful for visual attribution because many official photographs identify the operation, formation and approximate date.

Photographs of jungle campaigns require restraint. A picture labelled “Burma 1944” may identify equipment or a formation but does not prove that it depicts a particular day at Donbaik, Broadway or Mogaung. The event timeline therefore leaves markers without media when the archive record does not support a tight date or location match.

Operation chronologyDates, locations and sourced event summaries
DateEventLocationSummary
Thursday 17 December 1942 · Cox’s BazarThe first Arakan offensive beginsCox’s Bazar and the Arakan frontier

The 14th Indian Division began moving south from Cox’s Bazar on 17 December 1942. Its objective was to advance down the Mayu peninsula toward Akyab, whose port and airfield would give the Allies a forward base on the Burmese coast.

Sources 1, 2
Tuesday 22 December 1942 · Maungdaw–Buthidaung roadThe Maungdaw–Buthidaung road is takenMaungdaw–Buthidaung road

Five days after the advance began, the 14th Indian Division occupied the road linking Maungdaw on the coast with Buthidaung in the Kalapanzin valley. Japanese troops had prepared positions there but were ordered back toward the southern Mayu peninsula.

Sources 1, 2
7 to 9 January 1943 · DonbaikThe first attacks on Donbaik failDonbaik, Mayu peninsula

Indian troops attacked Japanese positions around Donbaik in early January 1943 and found a belt of bunkers covering the narrow coastal approaches. The defences were mutually supporting and difficult to reach through the surrounding ground.

Sources 1, 2
Monday 8 February 1943 · ImphalOperation Longcloth sets out from ImphalImphal, Manipur

The 77th Indian Infantry Brigade began Operation Longcloth from Imphal on 8 February 1943. About 3,000 men were organised into seven columns with mules, wireless detachments and RAF liaison parties.

Sources 6, 8, 9
13 to 15 February 1943 · Chindwin crossingsThe Chindit groups cross the ChindwinChindwin River east of Manipur

Wingate issued final instructions on 13 February and divided the force into northern and southern groups. The northern group began crossing the Chindwin on 14 February, while the southern group crossed farther south around the same period.

Sources 8, 9
3 to 7 March 1943 · Nankan and BonchaungChindit columns cut Japanese railway communicationsRailway north of Indaw

During the first week of March, Chindit columns reached the north–south railway and carried out demolitions around Nankan, Bonchaung and nearby points. Columns 3 and 5 attacked track, bridges and related communications before moving toward the Irrawaddy.

Sources 7, 8, 9, 13
Thursday 18 March 1943 · DonbaikAnother Donbaik assault is repulsedDonbaik, Mayu peninsula

On 18 March another major attempt was made against the Donbaik positions. The attacking brigade again met concentrated fire from bunkers that had survived artillery preparation and were supported by the ground around them.

Sources 1, 2
Wednesday 24 March 1943 · East of the IrrawaddyWingate is ordered to withdraw from LongclothNorthern Burma east of the Irrawaddy

By late March the Longcloth columns were deep inside Burma and increasingly difficult to sustain. On 24 March IV Corps ordered Wingate to withdraw after considering whether the force could continue useful operations farther east.

Sources 8, 9
Early April 1943 · Mayu frontThe Japanese counterstroke turns the Arakan flankMayu Range and Kalapanzin valley

In early April Japanese forces struck around the eastern side of the Mayu positions and threatened the communications of Allied brigades that had been concentrated against Donbaik and Rathedaung. The attack exploited jungle routes that the defenders had treated as difficult barriers.

Sources 1, 2, 3
April to May 1943 · Return to IndiaLongcloth survivors return to IndiaIndia and the Chindwin approaches

During April and into May, dispersed Longcloth groups crossed back toward India, reached China or were recovered by air where landing grounds could be improvised. Many men arrived exhausted, underweight or sick after weeks of marching and inadequate food.

Sources 6, 8, 9, 13
Sunday 9 January 1944 · MaungdawThe second Arakan offensive takes MaungdawMaungdaw, Arakan

The 5th Indian Division captured Maungdaw on 9 January 1944 as XV Corps advanced down the coast while the 7th Indian Division moved in the Kalapanzin valley. Engineers improved the Ngakyedauk route across the Mayu Range to link the two sectors.

Sources 1, 3, 5, 10
Friday 4 February 1944 · Ha-GoOperation Ha-Go begins in the ArakanMayu and Kalapanzin sectors

The Japanese 55th Division opened its counteroffensive in early February, sending columns around the Allied front to cut the Ngakyedauk Pass and strike the rear of the 7th Indian Division. The plan expected the encircled troops to abandon their positions and stores.

Sources 1, 10, 16
5 to 7 February 1944 · Ngakyedauk PassThe 7th Indian Division is cut off and forms the Admin BoxNgakyedauk Pass and Sinzweya

Japanese columns overran the 7th Indian Division headquarters area and cut the road through the Ngakyedauk Pass. Divisional and administrative troops concentrated around Sinzweya, where supply dumps, hospitals and workshops were organised into a defensive perimeter.

Sources 1, 5, 10, 16
Friday 11 February 1944 · Admin BoxAir supply sustains the Admin BoxSinzweya administrative area

By 11 February the RAF had established sufficient control of the air to sustain the encircled force by parachute drop. Dakotas delivered ammunition, food, fuel and medical stores into dropping zones inside the defended area.

Sources 5, 10, 17
February 1944 · Admin Box relievedThe Japanese counterstroke in the Arakan is brokenNgakyedauk Pass and Sinzweya

By the second half of February the Japanese attempt to destroy the 7th Indian Division had failed. The road through the Ngakyedauk sector was reopened and the 5th and 7th Indian Divisions resumed contact as the attacking Japanese formations withdrew.

Sources 3, 5, 10, 16
Sunday 5 March 1944 · BroadwayOperation Thursday begins with the Broadway glider landingBroadway landing ground, northern Burma

Operation Thursday opened on 5 March with gliders towed from Lalaghat toward landing grounds behind Japanese lines. Last-minute reconnaissance showed Piccadilly obstructed by logs, so the main assault was redirected to Broadway.

Sources 4, 11, 12, 13
16 to 18 March 1944 · White CityWhite City blocks the Japanese railwayMawlu railway corridor

Calvert’s 77th Brigade established a fortified block near Mawlu on the main north–south railway in mid-March. The position became known as White City from the parachutes and supply material spread around the perimeter.

Sources 4, 11, 13
Friday 24 March 1944 · BishenpurOrde Wingate is killed in an aircraft crashNear Bishenpur, Manipur

On 24 March Wingate was returning from visits to Chindit strongholds when the B-25 carrying him and other passengers crashed in the hills near Bishenpur in Manipur. Everyone aboard was killed.

Sources 4, 11, 13
April 1944 · Northern Burma strongholdsThe Chindit strongholds remain dependent on air communicationsBroadway, White City and northern Burma

Through April the strongholds functioned as air-supplied bases for columns operating against Japanese roads and railways. Wireless traffic brought supply aircraft to dropping zones, while light aircraft moved commanders and evacuated casualties where strips were available.

Sources 4, 5, 11, 12, 13
June 1944 · MogaungThe 77th Brigade attacks toward MogaungMogaung, northern Burma

In June the 77th Indian Infantry Brigade under Mike Calvert was committed to the capture of Mogaung, a rail and road centre west of Myitkyina. The brigade had already spent months in the field and entered the battle during the monsoon with substantial sickness and fatigue.

Sources 11, 13, 14
Tuesday 27 June 1944 · Mogaung capturedThe 77th Brigade captures MogaungMogaung, northern Burma

The 77th Indian Infantry Brigade captured Mogaung on 27 June 1944 after roughly four weeks of fighting. The position was then handed over as Calvert’s exhausted brigade prepared to withdraw from the immediate battle area.

Sources 4, 13, 14

Image rights. Period photographs are credited with archive and licence as stated on the linked file page. Event images are attached only where the date, place or immediate campaign context can be supported by the archive caption. Routes and front positions are generalised because the fighting moved through jungle, hill tracks, river crossings and dispersed column areas rather than along a continuous mapped front.