Do you mean the German invasion of France in 1940 or the Allied invasion of France in 1944? If you mean the Allied invasion of 1944. the supreme commander of all Allied forces was Dwight Eisenhower.
France
General John Pershing, insisted that he be in command of the American Expeditonary Force upon arriving in France in early 1917. The overall commander of the allied armies in the west was a Frenchman, Marshall Ferdinand Foch.
Germany's invasion of Poland.
Poland
Four of the greatest invasions of Europe during WW2 were: German invasion of the USSR (Operation Barbarossa) 1941 Allied invasion of France (D-Day) 1944 German invasion of France 1940 Allied invasion of Italy 1943.
France
France were no longer at the risk of a German invasion.
France
invasion of Poland
The D in D Day was a simple code for the day designated by allied command during world war two to commence the invasion of europe through the northwestern shores of France
General John Pershing, insisted that he be in command of the American Expeditonary Force upon arriving in France in early 1917. The overall commander of the allied armies in the west was a Frenchman, Marshall Ferdinand Foch.
it was the Allies invasion of Normandy, France held by Germany. It was the largest invasion in the worlds history.
The overall command was under General Dwight D. Eisenhower, who was the Supreme Commander of the Allied Expeditionary Forces (SCAEF), with the ground forces commanded by British General Bernard Montgomery.
France
June 6th, 1944
Poland
Germany's invasion of Poland.