Events That Happened on October 20
- 1818 CETreaty of 1818
- 1921 CETreaty of Ankara
- 1972 CEConstitution of Pakistan
- 2011 CEkilling of Muammar Gaddafi
- 1398 CETreaty of Salynas
- 1707 CEBulavin Rebellion
- 1921 CEÅland convention
- 1944 CEGuatemalan Revolution
- 2000 CEEuropean Landscape Convention
- 2005 CEConvention on the Protection and Promotion of the Diversity of Cultural Expressions
- 1774 CEContinental Association
- 1904 CETreaty of Peace and love
- 1941 CEKraljevo massacre
- 1944 CEAerial Bombing of Gorla
- 1981 CE1981 Antwerp bombing
- 1995 CE1995 Rijeka bombing
- 2017 CE20 October 2017 Afghanistan attacks
- 2020 CELekki Tollgate massacre
- 1981 CE1981 Brink's robbery
- 1993 CELice massacre
- 2008 CENonhyeon-dong massacre
- 2021 CE2021 Tripura Riots
- 1986 CEGermany-Nepal Bilateral Investment Treaty
- 1989 CEBulgaria-Ghana Bilateral Investment Treaty
- 1992 CEArgentina-Kingdom of the Netherlands Bilateral Investment Treaty
- 1997 CEFrance-Tunisia Bilateral Investment Treaty
- 1999 CEJordan-Spain Bilateral Investment Treaty
- 2003 CEMongolia-Sweden Bilateral Investment Treaty
- 2003 CESpain-Syria Bilateral Investment Treaty
- 2004 CEIsrael-South Africa Bilateral Investment Treaty
Natural Disasters on October 20
Records from scientific disaster catalogs that fall on this calendar day. All disaster records
- 1687 CEEarthquake and tsunami — Peru, Lima (Ms 8.5)· 5,000 deaths
- 1909 CEEarthquake — Pakistan (M 7.2)· 231 deaths
- 1892 CEFlash Flooding: Italy (1892-10-20)· 203 deaths
- 1995 CEFlood: India (1995-10-20)· 94 deaths
- 2004 CEFlood: Japan (2004-10-20)· 83 deaths
- 2005 CEFlood: Viet Nam (2005-10-20)· 67 deaths
- 2001 CEFlood: Viet Nam (2001-10-20)· 39 deaths
- 1996 CEFlood: Indonesia (1996-10-20)· 13 deaths
- 1994 CEFlash Flooding: Greece (1994-10-20)· 13 deaths
- 2000 CEFluvial (Riverine) Flooding: Spain (2000-10-20)· 10 deaths
- 1958 CEEarthquake — Indonesia, Java: Malang (Ms 6.7)· 8 deaths
- 2000 CEFlood: Spain (2000-10-20)· 8 deaths
- 1940 CEFlash Flooding: Italy (1940-10-20)· 6 deaths
- 1990 CEEarthquake — China, Gansu Province: Tianzhu (Ms 5.8)· 4 deaths
- 1992 CEFlood: United Kingdom of Great Britain and Northern Ireland (1992-10-20)· 3 deaths
- 1907 CEFlash Flooding: Spain (1907-10-20)· 3 deaths
- 2007 CEFlood: Viet Nam (2007-10-20)· 3 deaths
- 1979 CEEarthquake — Indonesia, Sumbawa Island (Ms 6.2)· 2 deaths
- 1859 CEEarthquake and tsunami — S. Java Sea· 2 deaths
- 2013 CEFluvial (Riverine) Flooding: Italy (2013-10-20)· 2 deaths
- 2001 CEFlood: France (2001-10-20)· 2 deaths
- 1870 CEEarthquake and tsunami — Canada, Quebec: Quebec City, Charlevoix· 2 deaths