On This Day for March 6 - King Tut's tomb opened, Valentina Tereshkova is featured, and more

This message contains graphics. If you do not see the graphics, click here to view. March 06 FEATURED BIOGRAPHY Valentina Tereshkova READ MORE   FEATURED EVENT 1924 King Tut's tomb opened READ MORE   Advertisement Advertisement   MORE EVENTS ON THIS DAY 2016: American first lady and actress Nancy Reagan—who was first lady during the 1981–89 administration of her husband, President Ronald Reagan, and was noted as his most trusted adviser and the most zealous protector of his reputation—died in Los Angeles. [Test your knowledge of the first ladies of the United States.] 1986: American painter Georgia O'Keeffe—whose well-known works included large-format paintings of natural forms, especially flowers and bones—died at age 98. [ Take our quiz about famous artists, painters, and architects.] 1981: Journalist Walter Cronkite, who was known as "the most trusted man in America," signed off as the longtime anchor of the CBS Evening News . 1964: American boxer Cassius Clay took the name Muhammad Ali, which was given to him by his spiritual mentor, Elijah Muhammad, leader of the Nation of Islam. [ Watch a video about Ali's life and career.] 1869: At a meeting of the Russian Chemical Society, Russian chemist Dmitri Mendeleev presented the first periodic table. [Take our quiz about the periodic table.] 1834: Toronto, now the financial and commercial centre of Canada, was incorporated. [Test your knowledge of Canada.] SEE ALL EVENTS ON THIS DAY ALSO BORN ON THIS DAY 1972 Shaquille O'Neal American basketball player 1475 Michelangelo Italian artist 1926 Alan Greenspan American economist 1927 Gabriel García Márquez Colombian author 1508 Humāyūn Mughal emperor 1936 Marion Barry American activist and politician SEE ALL BIOS ON THIS DAY   Advertisement   FOLLOW: To unsubscribe from Britannica e-mails, click here. Encyclopædia Britannica 325 N. LaSalle Street, Suite 200 Chicago, Illinois 60654 United States © 2021 Encyclopaedia Britannica, Inc. Privacy Policy • Help