Since the Second World War involved most of the world's nations different combatants entered the war at different points. However, it is generally agreed that the war started on September 1, 1939 with the German invasion of Poland. (Please note that some combatants such as the Japanese had already been fighting in China since 1933.)
World War begins officially when The Attack on Pearl Harbor happens.
07 Dec 1941
nothing, because world war 2 did not even officially begin until 1939, and the U.S. did not enter into it until after the December 1941 attack of Pearl Harbor, Hawaii.
World War 2 officially began when Adolf Hitler sent the Wehrmacht (army) to invade Poland on September 1, 1939.
World War 1 started in 1914 and World War 2 in 1939
The Holocaust was during World War 2
1939 - 1945
the invasion of Poland by the Germans
It ended with the surrender of Japan.
because they had 2 start with1 be for 2
World WAr 2 was the last time Italy was at war officially.
World War 2 began when Germany invades Poland in 1939.