The USA became legally and officially involved in World War 2 when the Japanese Forces bombed Pearl Harbor, Hawaii on 12-7-1941. The next day the Congress and President Roosevelt declared war on Japan for the unprovoked attack by Japan upon the USA. A week later Adolf Hitler, leader of the Nazi Germans, declared war on the USA thus putting the US in the European War officially.
the Japanese did not start world WAR 2. but they did cause the USA to enter world war 2 on December 6 1941
In world war 1,germany started the war,but in world war 2,japan started it and usa ended the war
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Hitler survived world war 1.
World war 2 started on 1st September 1939
usa
Pearl Harbor is the name. It did not start world war 2, it caused the USA to enter into the war.
the Japanese did not start world WAR 2. but they did cause the USA to enter world war 2 on December 6 1941
World War 2 was started in 1939
Harry S Truman did NOT start World War 2.
2
Only for the USA the war in Europe and China started earlier
because they had 2 start with1 be for 2
In World War 2
their actions caused the start of World War 2....
at the start of world war 2 in 1941
1939