the US joined WWII because of the attack on pearl harbor which took place 7th of December, 1941, the US joined quickly after that
America joined WW2 shortly after the Pearl Harbor bombing. Japan and the US were on hot ground, fighting over oil pipes in Japan.
In December 1941, after the Japanese attacked Pearl Harbor resulting in the loss of several ships and the deaths of 2,000 sailors, despite the fact the nations were not at war with each other. Japan was anticipating war with the US, especially after the Americans stopped supplying oil and moved their Pacific fleet to Hawaii.
depends on who us is
Into Europe
yes it was vital 4 the US 2 enter World War 2 because we needed their help 2 win the war. It turns out tht because of them we won the war.
1941
No
1941
pearl harbor
World War 2
Germany declared war on the US. The US entered World War 2 because of the Pearl Harbor raid.
Pearl Harbor
08 Dec 1941
1909 to 1944 The US entered World War 2 in December of 1941.