| Thursday 17 December 1942 · Cox’s Bazar | The first Arakan offensive begins | Cox’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 road | The Maungdaw–Buthidaung road is taken | Maungdaw–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 · Donbaik | The first attacks on Donbaik fail | Donbaik, 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 · Imphal | Operation Longcloth sets out from Imphal | Imphal, 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 crossings | The Chindit groups cross the Chindwin | Chindwin 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 Bonchaung | Chindit columns cut Japanese railway communications | Railway 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 · Donbaik | Another Donbaik assault is repulsed | Donbaik, 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 Irrawaddy | Wingate is ordered to withdraw from Longcloth | Northern 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 front | The Japanese counterstroke turns the Arakan flank | Mayu 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 India | Longcloth survivors return to India | India 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 · Maungdaw | The second Arakan offensive takes Maungdaw | Maungdaw, 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-Go | Operation Ha-Go begins in the Arakan | Mayu 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 Pass | The 7th Indian Division is cut off and forms the Admin Box | Ngakyedauk 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 Box | Air supply sustains the Admin Box | Sinzweya 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 relieved | The Japanese counterstroke in the Arakan is broken | Ngakyedauk 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 · Broadway | Operation Thursday begins with the Broadway glider landing | Broadway 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 City | White City blocks the Japanese railway | Mawlu 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 · Bishenpur | Orde Wingate is killed in an aircraft crash | Near 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 strongholds | The Chindit strongholds remain dependent on air communications | Broadway, 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 · Mogaung | The 77th Brigade attacks toward Mogaung | Mogaung, 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 captured | The 77th Brigade captures Mogaung | Mogaung, 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 |