June 1944. German commanders believed they could crush the Allied invasion within the first 48 hours. Their plan was logical: hold the beaches, delay the landing forces, then smash them with panzer divisions.
But the Allies were not just landing an army. They were moving an entire industrial system across the English Channel.
This video explains how D-Day became a war of logistics, engineering, artificial harbors, trucks, fuel, factories, and overwhelming production and why Germany’s generals failed to understand the kind of enemy they were really facing.
Sources
https://www.nationalww2museum.org/war/topics/d-day-and-normandy-campaign
https://www.iwm.org.uk/history/second-world-war/d-day/how-the-mulberry-harbours-kept-d-day-afloat
https://www.ice.org.uk/what-is-civil-engineering/infrastructure-projects/mulberry-harbours
Credit to : WW2 Flavin