and tanks toward Paris and the English Channel coast. The Germans had air superiority and the Maginot line proved to be worthless. The Dutch surrender to the Germans after heavy bombing across Rotterdam. 17-18 May: Antwerp and Brussels would fall to Germany; the Allies were forced to retreat to the coastline of France. 20 May: General Maxime Weygand replaces General Maurice-Gustave Gamelin as supreme Allied commander due to major losses across France. Winston Churchill ordered preparations of ships and vessels to evacuate British forces from the coast of France. German forces reached the English Channel. 21 May: The allied forces tried to counterattack the German forces but were repelled by another advancing German land force near Arras. 24 May: The Luftwaffe bombers bombed Allied defensive positions around Dunkirk. Hitler ordered all his forces to halt and not cross the Lens-Bethune-St-Omer-Gravelines line, which allowed Allied forces more time to reach the coast of France. 25 May: German forces took Boulogne as more retreating Allied forces reach Dunkirk. 26 May: Around 850 British civilian ships and vessels help assisted Allied forces of Dunkirk, which would become the largest military evacuation in history. On 6:57 PM Operation Dynamo code name for the evacuation of British forces from Dunkirk took place. Hitler also ordered his army forces towards Dunkirk to finally destroy the Allies. HMS Curlew was sunk from the air by the Luftwaffe. 27 May: Allies enter Narvik. 28 May: King Leopold of Belgium had ordered his army to surrender to the German forces, which gave the Allies the needed time to evacuate from Dunkirk. With Belgium under complete German control, Germany planned to move toward the French coast to completely eliminate the Allied forces. By nightfall about 25,000 British forces had evacuated from Dunkirk. 29 May: About 47,000 British forces were evacuated from Dunkirk. 30 May: About 6,000 French forces evacuate with around 120,000 Allied forces evacuating from Dunkirk. 31 May: Around 150,000 Allied soldiers arrive in Britain. June 1940 1 June: The French sixteenth Corps took the defense of the region around Dunkirk. The British and French governments notified the Norwegian government of the evacuation of Dunkirk. 3 June: The German Luftwaffe bombed Paris. 4 June: Allied forces began to evacuate the area at Harstad. As 40,000 French troops were taken prisoners by the German army after the fall of Dunkirk. Operation Dynamo the evacuation from Dunkirk officially ended as around