September 17 in History

Historical Events on September 17

1620 The Ottoman Empire defeats the Polish-Lithuanian Commonwealth during the Battle of Cecora.
1630 The city of Boston, Massachusetts is founded.
1775 American Revolutionary War: The Invasion of Canada begins with the Siege of Fort St. Jean.
1862 American Civil War: George B. McClellan halts the northward drive of Robert E. Lee's Confederate Army in the single-day Battle of Antietam, the bloodiest day in American military history.
1939 World War II: The Soviet Union joins Nazi Germany's invasion of Poland during the Polish Defensive War of 1939.
1940 World War II: Following Nazi Germany's defeat in the Battle of Britain, Hitler postpones Operation Sea Lion indefinitely.
1941 World War II: A decree of the Soviet State Committee of Defense, restoring Vsevobuch in the face of the Great Patriotic War, is issued.
1974 Bangladesh, Grenada and Guinea-Bissau join the United Nations.
1991 Estonia, North Korea, South Korea, Latvia, Lithuania, the Marshall Islands and Micronesia join the United Nations.
All Events

Famous Birthdays on September 17

All Births

Famous Deaths on September 17

All Deaths

Choose Another Date