1941
March 11 - Lend-Lease Act signed by Roosevelt
August - Atlantic Charter Unveiled

September 1
- Jews order to wear yellow Star of David
December 7 - Japanese bomb Pearl Harbor
December 8 - Noel Craven, from Weston, MO was the first man at the Navy enlistment office in KC. 5 months later, as a gunner's mate, he was killed in the Coral Sea Battle

December 8 - Roosevelt gives "Day of Infamy" speech; United States and Britain declare war on Japan

December 11 - Germany declares war on the United States
February 4 - The United Service Organization (USO) for Civil Defense was established as a government agency Draft age is widened to 18 to 45
October - First B-25 bomber at North American Aviation in Kansas City