Events That Happened on September 1
- 1951 CEANZUS
- 1972 CEMunich massacre
- 2004 CEBeslan school siege
- 1868 CEGlorious Revolution
- 1917 CEKornilov affair
- 1939 CEIntelligenzaktion
- 1939 CEOperation Tannenberg
- 1999 CE1999 Russian apartment bombings
- 762 CEAlid revolt of 762–763
- 1335 CETreaty of Trentschin
- 1370 CESiege of Limoges
- 1918 CESeptember Days
- 1920 CERevolt of Czechoslovak Legion
- 1923 CEKantō Massacre
- 1938 CEOster Conspiracy
- 1962 CEOle Miss riot of 1962
- 56 BCESiege of the Atuatuci
- 39 BCEpeace of Brundisium
- 1260 CEBattle of Salé
- 1508 CEGlinsky's Rebellion
- 1580 CETreaty of Plessis-les-Tours
- 1659 CEBakhtrioni Uprising
- 1821 CEMassacre of Samothrace (1821)
- 1822 CEMoresby Treaty
- 1864 CERèglement Organique
- 1919 CEFastov massacre
- 1931 CEChilean naval mutiny of 1931
- 1939 CEOutbreak of World War II
- 1939 CEGerman Invasion of Poland
- 1943 CEParamythia executions
- 1970 CEATP
- 1983 CE1983–1986 Kurdish rebellions in Iraq
- 1997 CEBentalha massacre
- 1999 CEFirst Sahrawi Intifada
- 2000 CEPlutonium Management and Disposition Agreement
- 2001 CE2001 Jos riots
- 1180 CEChinzei Rebellion
- 1397 CESack of Torreblanca
- 1792 CEHuilliche uprising of 1792
- 1841 CECincinnati riots of 1841
Natural Disasters on September 1
Records from scientific disaster catalogs that fall on this calendar day. All disaster records
- 1923 CEEarthquake and tsunami — Japan, Tokyo, Yokohama (Mw 7.9)· 105,385 deaths
- 1962 CEEarthquake — Iran, Buyin-Zara (Ms 7.2)· 12,225 deaths
- 1968 CEEarthquake — Iran, Ferdow (Mw 6.2)· 700 deaths
- 1995 CEFlood: India (1995-09-01)· 600 deaths
- 2014 CEFlood: Pakistan,India (2014-09-01)· 300 deaths
- 1726 CEEarthquake and tsunami — Italy, Palermo, Marsala, Mazzara· 250 deaths
- 2005 CEFlood: Taiwan (Province of China),China (2005-09-01)· 129 deaths
- 1992 CEFlood: Nicaragua (1992-09-01)· 100 deaths
- 1997 CEFlood: China (1997-09-01)· 63 deaths
- 1886 CEEarthquake — South Carolina, Charleston (Mw 7.3)· 60 deaths
- 1989 CEFlood: Nepal (1989-09-01)· 59 deaths
- 2019 CEFlood: Nigeria,Niger (2019-09-01)· 57 deaths
- 2000 CEFlood: China (2000-09-01)· 47 deaths
- 2014 CEFlood: China (2014-09-01)· 44 deaths
- 2018 CEFlood: Ghana (2018-09-01)· 34 deaths
- 1985 CEFlood: China (1985-09-01)· 26 deaths
- 2018 CEFlood: India (2018-09-01)· 20 deaths
- 1988 CEFlood: Mexico (1988-09-01)· 17 deaths
- 2022 CEFlood: Cambodia (2022-09-01)· 15 deaths
- 1965 CEFlash Flooding: Italy (1965-09-01)· 11 deaths
- 1985 CEFlood: Japan (1985-09-01)· 11 deaths
- 1955 CEEarthquake — Costa Rica (M 5.8)· 10 deaths
- 2009 CEFlood: Philippines (2009-09-01)· 9 deaths