June 28

1886: Henri Moissan's discovery of fluorine gas was announced at the Paris Academy of Science. 1886: The first scheduled Canadian transcontinental passenger train departed from Montreal, Quebec for Port Moody, British, Columbia. 1889: Maria Mitchell, the first professional female astronomer in the U.S., died. 1919: The Treaty of Versailles was signed in France, ending World War I. 1939: Pan American Airways began the first transatlantic passenger air service. 1950: North Korean forces captured Seoul, South Korea. 1960: In Cuba, Fidel Castro confiscated American-owned oil refineries without compensation (Hugo Chavez just did the same in May 2007 - Citgo gas stations are owned by his government). 1965: The first commercial telephone conversation over a satellite took place between America and Europe over Early Bird I. 1976: The first women entered the U.S. Air Force Academy, in CO. 1990: Paperback Software was found guilty of copyright violation for copying the appearance and menu system of Lotus 1-2-3. 1991: Margaret Thatcher announced her retirement from the House of Commons. 2004: The U.S. transferred sovereignty back to Iraq.