Margaret Thatcher History: November 28, 1990 - Margaret Thatcher resigns as Britain's PM, replaced by John Majors November 22, 1990 - Margaret Thatcher announces her resignation as British Prime Minister January 3, 1988 - Margaret Thatcher becomes longest-serving British Prime Minister this century June 11, 1987 - Margaret Thatcher is 1st British Prime Minister in 160 years to win 3rd term May 24, 1986 - Margaret Thatcher becomes 1st British Prime Minister to visit Israel December 19, 1984 - China Premier Zhao Ziyang and Margaret Thatcher sign Hong Kong Treaty June 9, 1983 - Margaret Thatchers Conservative Party wins British parliamentary election January 9, 1983 - British Prime Minister Margaret Thatcher visits Falkland Islands July 9, 1982 - Margaret Thatcher begins her 2nd term as British prime minster May 3, 1979 - Margaret Thatcher becomes the 1st woman prime minister of Great Britain February 20, 1975 - Margaret Thatcher elected leader of British Conservative Party February 11, 1975 - Margaret Thatcher defeats Edward Heath for Conservative leadership December 13, 1951 - Future British Prime Minister Margaret Roberts Thatcher marries Denis Thatcher October 13, 1925 - Margaret Thatcher, born in Grantham, England, Tory, British Prime Minister, 1979 - 1990
More Notable Events on October 12:
1994 Contact with Venus orbitter Magellan broken
1977 4th test of space shuttle Enterprise
1972 Mariner 9 takes pictures of Martian north pole
1969 1st time 5 people in space
1792 Columbus Day is 1st celebrated