Events:
1519 – Ferdinand Magellan's five ships set sail from Seville to circumnavigate the globe. The Basque second in command Juan Sebastián Elcano will complete the expedition after Magellan's death in the Philippines.
1776 – American Revolutionary War: word of the United States Declaration of Independence reaches London
1793 – The Musée du Louvre is officially opened in Paris, France.
1821 – Missouri is admitted as the 24th U.S. state.
1846 – The Smithsonian Institution is chartered by the United States Congress after James Smithson donates $500,000.
1861 – American Civil War: Battle of Wilson's Creek – the war enters Missouri when a band of raw Confederate troops defeat Union forces in the southwestern part of the state.
1944 – World War II: American forces defeat the last Japanese troops on Guam.
1944 – World War II: The Battle of Narva ends with a combined German–Estonian force successfully defending Narva, Estonia, from invading Soviet troops.
1948 – Candid Camera makes its television debut after being on radio for a year as Candid Microphone.
1949 – U.S. President Harry S. Truman signs the National Security Act Amendment, streamlining the defense agencies of the United States government, and replacing the Department of War with the United States Department of Defense.
1954 – At Massena, New York, the groundbreaking ceremony for the Saint Lawrence Seaway is held.
1961 – First use in Vietnam War of the Agent Orange by the U.S. Army.
1969 – A day after murdering Sharon Tate and four others, members of Charles Manson's cult kill Leno and Rosemary LaBianca.
Births:
1889 – Charles Darrow, American game designer, created Monopoly (d. 1967)
1933 – Doyle Brunson, American poker player
1960 – Antonio Banderas, Spanish actor
1965 – John Starks, American basketball player
1967 – Riddick Bowe, American boxer
1967 – Gus Johnson, American sportscaster
1997 – Kylie Jenner, American model