On Jan. 21, 1793, during the French Revolution, King Louis XVI, condemned for treason, was executed on the guillotine.

On this date:

In 1648, Margaret Brent went before the Maryland colonial assembly to seek two votes in that body, one for herself as a landowner, the other as the legal representative of the absent Lord Baltimore; the assembly turned her down.

In 1861, Jefferson Davis of Mississippi and four other Southerners whose states had seceded from the Union resigned from the U.S. Senate.

In 1910, the Great Paris Flood began as the rain-swollen Seine River burst its banks, sending water into the French capital.

In 1924, Russian revolutionary Vladimir Lenin died at age 53.

In 1937, Count Basie and his band recorded "One O'Clock Jump” for Decca Records (on this date in 1942, they re-recorded the song for Okeh Records).

In 1954, the first atomic submarine, the USS Nautilus, was launched at Groton (GRAH'-tuhn), Conn. (However, the Nautilus did not make its first nuclear-powered run until nearly a year later).

In 1958, Charles Starkweather, 19, killed three relatives of his 14-year-old girlfriend, Caril Ann Fugate, at her family's home in Lincoln, Neb. (Starkweather and Fugate went on a road trip which resulted in seven more slayings.)

In 1977, President Jimmy Carter pardoned almost all Vietnam War draft evaders.

In 1982, convict-turned-author Jack Henry Abbott was found guilty in New York of first-degree manslaughter in the stabbing death of waiter Richard Adan in 1981. (Abbott was later sentenced to 15 years to life in prison; he committed suicide in 2002.)

In 1998, Pope John Paul II began a historic pilgrimage to Cuba. Actor Jack Lord of "Hawaii Five-O” fame died in Honolulu at age 77.

Ten years ago: The Census Bureau announced that Hispanics had surpassed blacks as America's largest minority group. A powerful earthquake shook west-central Mexico, killing at least 29 people, according to the U.S. Geological Survey, and leaving 10,000 homeless. A gunman ambushed two U.S. defense workers in Kuwait, killing one and wounding another. Colombian rebels kidnapped an American photographer and a British reporter (Scott Dalton and Ruth Morris were freed after 11 days in captivity).

Five years ago: Democratic presidential rivals Hillary Rodham Clinton and Barack Obama accused each other of repeatedly and deliberately distorting the truth for political gain in a highly personal debate in Myrtle Beach, S.C.

One year ago: Former House Speaker Newt Gingrich stormed to an upset win in the South Carolina Republican presidential primary, dealing a sharp setback to Mitt Romney. Hundreds of angry Libyans stormed the transitional government's headquarters in the eastern city of Benghazi.

Today's birthdays:

Actress Ann Wedgeworth is 79. Opera singer Placido Domingo is 72. Singer Richie Havens is 72. Singer Mac Davis is 71. Actress Jill Eikenberry is 66.  Singer-songwriter Billy Ocean is 63. U.S. Ambassador to China Gary Locke is 63. Attorney General Eric Holder is 62. Microsoft co-founder Paul Allen is 60. Actor-director Robby Benson is 57. Basketball Hall of Famer Hakeem Olajuwon is 50. Actress Charlotte Ross is 45. Actor John Ducey is 44. Rapper Levirt (B-Rock and the Bizz) is 43. Rock musician Mark Trojanowski (Sister Hazel) is 43. Rock singer-songwriter Cat Power is 41. Rock DJ Chris Kilmore (Incubus) is 40. Singer Emma Bunton (Spice Girls) is 37. Country singer Phil Stacey is 35. Rhythm-and-blues singer Nokio (Dru Hill) is 34.