2014 Event Vladimir Putin ratifies laws today annexing Crimea, defying sanction threats by the U.S. and the E.U. 2011 Event The U.S. National Football League ratifies a new collective bargaining agreement which includes provisions for human growth hormone tests 1995 Event Mississippi House of Representatives formally abolishes slavery and ratifies 13th Amendment 1986 Event U.S. Senate ratifies UN's anti-genocide convention 37 years later 1978 Event King Juan Carlos ratifies Spain's 1st democratic constitution 1971 Event U.N. General Assembly ratifies Kurt Waldheim as Secretary-General 1967 Event U.S.S.R. ratifies treaty with England and U.S. banning nuclear weapons in space 1963 Event Senate ratifies treaty with Britain and U.S.S.R. limit nuclear testing 1952 Event U.S. senate ratifies peace treaty with Japan 1949 Event Senate ratifies North Atlantic Treaty by a vote of 82-13 (NATO) 1945 Event U.S. Senate ratifies United Nations charter 89-2 1935 Event Plebiscite in Philippines ratifies independence agreement 1925 Event German Parliament ratifies treaty of Locarno 1920 Event Tennessee ratifies 19th Amendment, guarantees women voting right 1899 Event Treaty of Paris ratifies ends war; Spain cedes Puerto Rico to US 1894 Event France ratifies Duple Alliance with Russia 1893 Event Russia ratifies Duple Alliance with France 1882 Event U.S. Senate ratifies treaty establishing the Red Cross 1848 Event Mexico ratifies treaty giving U.S.; New Mexico, California and parts of Nevada, Utah, Arizona and Colorado in return for $15 million 1845 Event Texas ratifies a state constitution 1818 Event Senate ratifies Rush-Bagot amendment (unarmed US-Canada border) 1803 Event U.S. Senate ratifies Louisiana Purchase 1789 Event North Carolina ratifies constitution, becomes 12th U.S. state 1784 Event Revolutionary War ends; Congress ratifies Treaty of Paris 1783 Event Congress ratifies peace treaty between U.S. and England 1732 Event Estates of Holland ratifies Treaty of Vienna