On this day1 story
September 21st.
1 story on this exact date, across the years, plus 39 more from the surrounding weeks.
The world on 21 September
The surrounding week
15 stories within seven days of 21 September
September 14, 1930Wikipedia · "1930 German federal election"German Federal Election of 1930somewhere in Germany
September 15, 2000DoD photo by Tech. Sgt. Robert A. Whitehead, U.S. Air Force. (Released) · via Wikipedia2000 Summer Olympics Sydneysomewhere in Australia
September 15, 1910Wikipedia · "1910 South African general election"1910 South African General Electionsomewhere in South Africa
September 16, 2017Wikipedia · "Atlantic hurricane"Hurricane Maria Devastates Caribbeansomewhere in Puerto Rico
September 17, 2011Wikipedia · "Occupy movement"Occupy Movement Spreads Globally
September 17, 1988Wikipedia · "1988 Summer Olympics boycott"1988 Summer Olympics in Seoulsomewhere in South Korea
September 17, 1862Wikipedia · "Battle of Antietam"Battle of Antietamsomewhere in the United States
September 18, 1931Wikipedia · "Japanese invasion of Manchuria"Japan Invades Manchuriasomewhere in Japan
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September 22, 1980Wikipedia · "Iran–Iraq War"Iran-Iraq War Beginssomewhere in Iran
September 23, 1803Wikipedia · "Battle of Assaye"Battle of Assayesomewhere in India
September 23, 1122Wikipedia · "Concordat of Worms"Concordat of Wormssomewhere in Germany
September 25, 1787Wikipedia · "Constitutional Convention (United States)"American Constitutional Conventionsomewhere in the United States
September 25, 1555Wikipedia · "Peace of Augsburg"Peace of Augsburgsomewhere in Germany
September 27, 1529Wikipedia · "Siege of Vienna (1529)"First Ottoman Siege of Viennasomewhere in Austria
September 28, 1066Wikipedia · "Norman Conquest"Norman Conquest of EnglandEngland
Elsewhere in September
23 stories
September 1, 1939Wikipedia · "Invasion of Poland"Germany Invades Polandsomewhere in Germany
September 1, 1939Wikipedia · "World War II"Second World War Declaredsomewhere in the United Kingdom
September 1, 1870Wikipedia · "Battle of Sedan"Battle of SedanFrance
September 2, 1945Army Signal Corps · via WikipediaJapanese Surrender in WWIIsomewhere in Japan
September 2, 1666"Inside the Great Fire of London Monument. The top is hollow as it was once used as an observatory. Plans are in place to open up the scientific basement level." by John K Thorne is marked with CC0 1.0. To view the terms, visit https://creativecommons.org/publicdomain/zero/1.0/.Great Fire of LondonEngland
September 3, 1943Wikipedia · "Armistice of Cassibile"Italian Surrender & ArmisticeItaly
September 3, 1783Wikipedia · "Treaty of Paris (1783)"Treaty of Paris (1783)somewhere in France
September 5, 1972Wikipedia · "Munich massacre"Munich Olympic Massacresomewhere in Germany
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September 5, 1905Wikipedia · "Treaty of Portsmouth"Treaty of Portsmouth Signedsomewhere in the United States
September 5, 1774Wikipedia · "Continental Congress"Continental Congress Convenessomewhere in the United States
September 5, 394Wikipedia · "Battle of the Frigidus"Battle of the Frigidus Riversomewhere in the Roman Empire
September 7, 1822Wikipedia · "Independence of Brazil"Brazilian Declaration of Independencesomewhere in Brazil
September 7, 1812Wikipedia · "Battle of Borodino"Battle of BorodinoRussia- September 8, 1951Japanese Peace Treaty Signedsomewhere in Japan
September 8, 1914Wikipedia · "First Battle of the Marne"First Battle of the Marnesomewhere in France
September 9, 1940Wikipedia · "French invasion of Egypt and Syria"Italian Invasion of Egyptsomewhere in Italy
September 9, 1919Wikipedia · "Boston police strike"Boston Police Strikesomewhere in the United States
September 10, 1976Wikipedia · "1976 Zagreb mid-air collision"1976 Zagreb mid-air collision
September 11, 2001U.S. National Park Service - view of the burning WTC from Liberty Island, morning of September 11, 2001. Public domain.The September 11 AttacksWorld Trade Center, New York
September 11, 1973Wikipedia · "1973 Chilean coup d'état"1973 Chile Military Coupsomewhere in Chile
September 12, 1683Wikipedia · "Battle of Vienna"Siege of Viennasomewhere in Austria
September 13, 1759Wikipedia · "Battle of the Plains of Abraham"Battle of the Plains of Abrahamsomewhere in Canada
September 30, 1938"Hyde Park" by Leonard Bentley is licensed under CC BY-SA 2.0. To view a copy of this license, visit https://creativecommons.org/licenses/by-sa/2.0/.Munich Agreement SignedGermany
Also in September
1 story we can place in September, but not on a day
