Aug. 13. 1818: Birth of Lucy Stone, feminist theorist, suffragist who supported African-American women's rights.

Aug. 14. 1970: White House aide Tom Huston writes Roger Barth, a top IRS official, to see how Pres. Nixon's plan to have the agency act against leftist ideological movements was coming along.

Aug. 15. 1967: Martin Luther King, Jr. urges a civil disobedience drive in northern cities and support of a peace candidate in the 1968 presidential elections.

Aug. 16. 1819: Manchester Massacre of protesting workers by government police. Manchester, Britain. 1955: Fiat Motors orders first private atomic reactor.

Aug. 17. 1918: IWW War Trials in Chicago: 95 go to prison for up to 20 years. 1969: Hippie leader Abbie Hoffman is knocked offstage by Pete Townshend while attempting to make a political statement during the Who's set at Woodstock. Later, Townshend claims he didn't know it was Hoffman.

Aug. 18. 1812: Lady Ludd "leads" Corn Market riot of women and boys, Leeds, England. 1965: The first major US ground operation of the Vietnam War begins with Operation Starlite Starbright, on the Van Tuong Peninsula, south of Chu Lai.

Aug. 19. 1989: Nobel Peace Prize winner Bishop Desmond Tutu is among hundreds of black demonstrators who are whipped and sandblasted by helicopters as they attempt to picnic on a "whites-only" beach near Capetown, South Africa.

Aug. 20. 1904: Miners seize town of Cripple Creek, Colorado and deport officials. 1968: Soviet occupation of Czechoslovakia met with nonviolent resistance.

Aug. 21. 1965: Anti-Vietnam war protesters stage a sit-in in Vancouver, BC, during a visit by Canadian Prime Minister Lester Pearson.

Aug. 22. 1952: Four major American oil companies are sued by the Justice Department for overcharging on Middle East oil shipped to Europe under the Marshall Plan. 1978: Sandanistas' capture of Nicaraguan National Palace starts revolution.

Aug. 23. 1900: Folk and protest singer Malvina Reynolds born, San Francisco, CA. Was refused her diploma by Lowell High School because her parents were opposed to US participation in World War I. 1927: Nicola Sacco and Bartolomeo Vanzetti, anarchist political prisoners, executed, Massachusetts.

Aug. 24. 1930: Indochina: Two killed in riots on third anniversary of Sacco and Vanzetti execution. 1958: 6,000 in the sparsely populated Central American colony of British Honduras (now Belize) march for self-government.

Aug. 25. 1925: Birth of Althea Gibson, Silver, SC. First African American tennis player to compete at the US Open in 1950 and at Wimbledon the following year. 1985: White House confirms that Ronald Reagan was an FBI informant (with his own secret number) in Hollywood in the late 1940s when heading the Screen Actors Guild.

Aug. 26. 1970: Tens of thousands of women in cities across the country take to the streets to demand equality. Defying mounted police, almost 50,000 march down New York City's Fifth Avenue. French feminists demonstrate at the Arc de Triomphe, carrying a banner that reads "More Unknown Than the Unknown Soldier: His Wife."