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Japanese attack on pearl harbor in 1941
Germany.
Germany's practice of unrestricted submarine warfare that led to the sinking of the Lusitania and the Zimmerman telegram, in which Germany promised Mexico its old lands in California, Arizona, and New Mexico if Mexico attacked the United States all led to the United States' entrance into World War I.
the Germans' use of unrestricted submarine warfare
The two main factors that caused the US to enter World War II were the Japanese attack on Pearl Harbor on December 7, 1941, and Germany's declaration of war on the US on December 11, 1941. These events directly threatened American national security and forced the United States to take an active role in the war.
tu mama huey
Japanese attack on pearl harbor in 1941
The American Fleet was anchored in Pearl Harbor, Hawaii. The Japanese bombed Pearl Harbor on December 7, 1941. It was a surprise attack. The United States declared war on Japan. It caused the United States to enter World War 2.
Germany.
a German sumbarine sank a u.s. ship which caused the united states to enter world war II. I am not a 100% sure. Im only ten.
Germany's practice of unrestricted submarine warfare that led to the sinking of the Lusitania and the Zimmerman telegram, in which Germany promised Mexico its old lands in California, Arizona, and New Mexico if Mexico attacked the United States all led to the United States' entrance into World War I.
The Jappenesse bombed Pearl Harbor.
Japanese attack on pearl harbor in 1941
The United States declaration of war is from 6 April 1917.
Jeannette Rankin did not want the United States to enter the World War 1.
Japan bombing Pearl Harbor.
That is a complex answer. You should be more specific on what you want to know. Like what led up to to the war, that caused Germany to let Hitler come to power. Or what led the United States to enter the war.