On December 7, 1941 Pearl Harbor was attacked by the Japanese. Many more pacific islands were also attacked that same day. On December the 8th, 1941 FDR asked for a declaration of war on Japan from Congress. Click on the This Day in History for more info and connection to history.com Check out the following site for FDR's famous speech and for other resources:
http://millercenter.org/scripps/archive/speeches/detail/3324
This site is awesome if you are interested in the dropping of the atom bombs in Japan, Cold War history or curious about nuclear bomb history. The National Security Archive at George Washington University has a section titled "The Nuclear Vault: Resources from the National Security Archive's Nuclear Documentation Project" which has primary documents, links, images, electronic briefing books, and much more.
http://www.gwu.edu/~nsarchiv/nukevault/index.htm
