June 9, 1983 - Wins re-election in a landslide and gains a parliamentary majority with just over 42 percent of the vote.
1984 - Escapes an IRA terrorist bombing in Brighton at her hotel at the annual Conservative Party conference.
June 11, 1987 - The Conservative Party wins its third general election.
1989 - Thatcher introduces the poll tax, a charge levied on community residents rather than property. The unpopular tax leads to rioting in the streets and Thatcher's ouster by Conservative Party politicians worried that the tax and Thatcher's unpopularity would bring down the party.
November 1990 - Is forced to resign as prime minister after a leadership struggle within her own party.
March 7, 1991 - Receives the U.S. Medal of Freedom from President George Bush.
June 5, 1992 - Is named a life peer on the Queen's honor list. Thatcher's title is Baroness.
June 30, 1992 - Swearing-in ceremony at the House of Lords, where Thatcher formerly becomes the Baroness Thatcher of Kesteven.
July 1, 1993-June 30, 2000 - Is chancellor of the College of William and Mary, in Williamsburg, Va.
Feb. 4, 1994 - Formal investiture as chancellor of the College of William and Mary.
1995 - Autobiography, "The Path to Power" is published. Excerpts had appeared in the Daily Mirror and The Sunday Times of London in 1993.
March 22, 2002 - Retires from public life after suffering a series of small strokes.
June 11, 2004 - Attends Ronald Reagan's funeral services.
August 25, 2004 - South African police arrest Thatcher's son, Mark, on allegations he was involved in a plot to overthrow the government of Equatorial Guinea.
January 13, 2005 - Mark pleads guilty to unwittingly helping bankroll the coup plot. In exchange he receives a fine, a suspended jail sentence, and the right to join his family in the United States.
September 2005 - The Margaret Thatcher Center for Freedom is established.
Feb. 21, 2007 - Thatcher unveils a 7-foot-4 inch silicon bronze statue of herself at the Houses of Parliament.
August 2008 - Daughter Carol confirms Thatcher is suffering from dementia, first noticed in 2000.
December 30, 2009 - The British National Archives releases the 1979 state papers from Thatcher's early months as prime minister.
Nov. 1, 2010 - Returns home from the hospital after being admitted on Oct. 19 with the flu.
Dec. 20, 2012 - Is admitted to the hospital "to remove a growth in her bladder."