WORLD HISTORY

Detailed explanation-1: -On December 8, 1941, the day after the Japanese attacked Pearl Harbor, President Franklin Roosevelt delivered this “Day of Infamy Speech .” Immediately afterward, Congress declared war, and the United States entered World War II.

Detailed explanation-2: -On this date, President Franklin Delano Roosevelt, addressing the nation in a Joint Session in the House Chamber, asked Congress to declare war against Japan in response to the surprise attack against American naval facilities in and around Pearl Harbor, Hawaii, a day earlier.

Detailed explanation-3: -On December 7, 1941, the Japanese military launched a surprise attack on the United States Naval Base at Pearl Harbor, Hawaii. Since early 1941 the U.S. had been supplying Great Britain in its fight against the Nazis. It had also been pressuring Japan to halt its military expansion in Asia and the Pacific.

Detailed explanation-4: -In all, the Japanese attack on Pearl Harbor crippled or destroyed nearly 20 American ships and more than 300 airplanes. Dry docks and airfields were likewise destroyed. Most importantly, more than 2, 000 people died.

Detailed explanation-5: -Declaration of War gavel, December 11, 1941 | U.S. Capitol-Visitor Center. On December 11, 1941, three days after declaring war on Japan, the House approved declarations of war on Germany and Italy; earlier that day Germany and Italy had declared war on the United States.

Detailed explanation-6: -I am certain that it will be clear to Your Majesty, as it is to me, that in seeking these great objectives both Japan and the United States should agree to eliminate any form of military threat. This seemed essential to the attainment of the high objectives.