American Foreign Policy By jlai124 Jul 11, 1783 American revolution Jul 11, 1800 April Tripoli threatens war if the U.S. does not pay more tribute Jul 11, 1803 Louisiana Purchase from France for $15,000,000 Jul 11, 1814 British raid and Burn Washington; are repulsed at Baltimore Jul 11, 1912 China. U.S. forces sent to protect American interests in China during chaotic revolution Jul 11, 1919 League of Nations - part of Versailles Treaty Jul 11, 1945 U.S. eager to help establish United Nations Jul 11, 1953 May Eisenhower threatens use of nuclear weapons in Korean War Jul 11, 1968 Tet Offensive in Vietnam causes political crisis at home. Jul 11, 2015 Mexican–American War begins; Oregon settlement with Britain Jul 11, 2015 Big Stick diplomacy