Today is Tuesday, Feb. 21, the 52nd day of 2017. There are 313 days left in the year.

Birthdays: Zimbabwe President Robert Mugabe is 93. Fashion designer Hubert de Givenchy is 90. Movie director Bob Rafelson is 84. Actor-director Richard Beymer is 78. Civil rights activist and Representative John Lewis, Democrat of Georgia, is 77. Film/music executive David Geffen is 74. Actress Tyne Daly is 71. Tricia Nixon Cox is 71. Former senator Olympia Snowe, Maine Republican, is 70. Rock musician Jerry Harrison is 68. Actor Kelsey Grammer is 62. Singer Mary Chapin Carpenter is 59. Rock singer Ranking Roger is 56. Actor William Baldwin is 54. Blues guitarist Corey Harris is 48. Singer and multi-instrumentalist Rhiannon Giddens is 40. Actor Tituss Burgess is 38. Actress Jennifer Love Hewitt is 38. Actor Jordan Peele is 38.

In 1885, the Washington Monument was dedicated.

In 1916, the World War I Battle of Verdun began in France as German forces attacked; the French were able to prevail after 10 months of fighting.

In 1947, inventor Edwin H. Land publicly demonstrated his Polaroid Land camera, which used self-developing film to produce a black & white photograph in 60 seconds.

In 1958, the USS Gudgeon became the first American submarine to complete a round-the-world-trip.

In 1965, black Muslim leader Malcolm X, 39, was shot to death inside Harlem’s Audubon Ballroom by assassins identified as members of the Nation of Islam. (Three men were convicted of murder and imprisoned; all were eventually paroled.)

In 1972, President Nixon began his historic visit to China.

In 1975, former attorney general John N. Mitchell and former White House aides H.R. Haldeman and John D. Ehrlichman were sentenced to 2½ to 8 years in prison for their roles in the Watergate cover-up (each ended up serving 18 months).

In 2012, the 17-nation eurozone approved a $170 billion bailout for Greece.

Last year, bombings claimed by the Islamic State group in the Syrian cities of Damascus and Homs killed nearly 130 people.