December 17, 2010 On this day in 2007, Joe Lieberman, the Democratic nominee for VP in 2000, endorses Republican Sen. John McCain for president.
December 10, 2010 On this day in 1992, Bob Packwood, an Oregon Republican senator who had recently been elected to his 5th term, acknowledges that he did make unwanted sexual advances towards many women, but insists he would not resign.
December 3, 2010 On this day in 1991, John Sununu, President Bush's chief of staff who had become a political liability for the White House, announces his resignation.
November 12, 2010 On this day in 1975, Associate Justice William O. Douglas, who served on the Supreme Court longer than anyone in history, retires.
October 29, 2010 On this day in 1968, Minnesota Sen. Eugene McCarthy — with just a week to go before the election — finally endorses his one-time rival, Vice President Hubert Humphrey, for president.
October 22, 2010 On Oct. 22, 1962, President Kennedy announces a quarantine of Cuba, blocking additional Soviet warships from delivering missiles to the island. It becomes the leading issue of the 1962 midterm elections.
October 15, 2010 On this date in 1992, President George Bush, Democratic challenger Bill Clinton and independent candidate Ross Perot hold their second debate, at the University of Virginia, a debate that used a "town hall" meeting format.
October 8, 2010 On this day in 1991, seven Democratic women from the House march over to the Senate to demand a delay in the confirmation vote for Clarence Thomas, who is accused by Prof. Anita Hill of sexual harassment.
October 1, 2010 On this day in 1987, Pat Robertson, a conservative televangelist who recently gave up his stint as host of the "700 Club," declares his candidacy for the Republican presidential nomination.
September 24, 2010 On this day in 1980, the House ethics committee votes to expel Michael "Ozzie" Myers, a Pennsylvania Democrat, from the House for his role in the Abscam scandal.
September 17, 2010 On this day in 1972, Rep. William Ryan (D), a liberal member of Congress from Manhattan's Upper West Side, dies of cancer at age 50. He had recently clobbered Rep. Bella Abzug in a Democratic primary.
September 10, 2010 On this day in 1968, Gov. Nelson Rockefeller of New York names a Republican, Congressman Charles Goodell, to replace the late Robert Kennedy, a Democrat, in the Senate. Kennedy was assassinated in June.
July 30, 2010 On this day in 1964, President Lyndon Johnson says he will not name any member of his Cabinet as his running mate, an announcement that everyone understood to be a message to Attorney General Robert Kennedy, who had a tense relationship with LBJ.
July 23, 2010 On this day in 1962, President Kennedy, at his regular news conference, lashed out at congressional Republicans for opposing his agenda and vowed to campaign against them this fall in the midterm elections.
July 16, 2010 On this day in 1960, Sen. John F. Kennedy of Massachusetts, the Democratic nominee for president, names Sen. Scoop Jackson of Washington to head up the DNC. He also names his brother Robert as his campaign manager.