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Events leading to the attack on Pearl Harbor
In 1940 Japan invaded French Indochina in an effort to embargo all imports into China, including war supplies purchased from the U.S. This move prompted the United States to embargo all oil exports. -
Pearl Harbor
The attack on Pearl Harbor was a surprise military strike conducted by the Imperial Japanese Navy against the United States naval base at Pearl Harbor, in the United States Territory of Hawaii, on the morning of December 7, 1941. -
US declares war on Japan
On December 8, 1941, the day after Japanese forces attacked the American military base at Pearl Harbor, Hawaii, Franklin Roosevelt addressed Congress and asked for a Declaration of War with Japan. -
US declares war on Germany and Italy
On December 11, 1941, the United States Congress declared war upon Germany, only hours after Germany declared war on the United States following the Japanese attack on Pearl Harbor. -
Atomic bombings of Hiroshima and Nagasaki
In August 1945, during the final stage of the Second World War, the United States dropped atomic bombs on the Japanese cities of Hiroshima and Nagasaki.
