World War II calendar
What happened on April 4 during World War II? This date brings together 2 events from 1942 and 1945, with period photographs and links to the full operations documented across WW2 Theatres.
Combined Operations asked the Petroleum Department whether a submarine pipeline could reduce dependence on tankers and vulnerable shore storage after a landing in occupied Europe. Geoffrey Lloyd referred the question to the Petroleum Warfare Department and senior oil-industry engineers.
Continue in Operation PLUTO →
XVI and XIX Corps attacked south towards the Ruhr River. The Rhein-Herne Canal provided the first coherent defensive position in the industrial sector. Once that barrier was crossed, resistance varied town by town. Some garrisons fought around factories and roadblocks; others surrendered or withdrew before being enclosed.
Continue in The Ruhr Pocket →