After which event did Roosevelt bring the US to declare war on the Axis powers?
A. Germany bombing London.
B. Japan occupying French Indochina.
C. Japan bombing Pearl Harbor, Hawaii.
D. Germany attacking the Soviet Union.
On December 7, 1941, the Japanese attacked the US Pacific Fleet at Pearl Harbor, destroying or damaging 16 warships, including most of the fleet's battleships, and killing more than 2,400 American military personnel and civilians. Antiwar sentiment in the United States evaporated overnight and the country united behind Roosevelt. It is at this time Roosevelt gave the famous "Infamy Speech."