Events That Happened on April 18
- 1951 CETreaty of Paris
- 1961 CEVienna Convention on Diplomatic Relations
- 1454 CETreaty of Lodi
- 1689 CE1689 Boston revolt
- 1943 CEOperation Vengeance
- 1797 CETreaty of Leoben
- 1855 CEBowring Treaty
- 1930 CEChittagong armoury raid
- 1978 CEBa Chúc massacre
- 1983 CE1983 United States embassy bombing
- 1996 CE1996 Qana massacre
- 2026 CE2026 Kyiv shooting
- 1226 CETreaty of Melun
- 2001 CEBlack Spring
- 2002 CE2002 Pirelli Tower plane crash
- 2007 CEZirve Publishing House massacre
- 2007 CE18 April 2007 Baghdad bombings
- 1312 CEVienne treaty
- 1666 CETreaty of Kleve
- 1859 CETreaty with the Makah
- 1991 CEJamaica-Kingdom of the Netherlands Bilateral Investment Treaty
- 1996 CEPakistan-Tunisia Bilateral Investment Treaty
- 1997 CEGermany-Philippines Bilateral Investment Treaty
- 2001 CEEcuador-Finland Bilateral Investment Treaty
Natural Disasters on April 18
Records from scientific disaster catalogs that fall on this calendar day. All disaster records
- 1843 CEEarthquake — Iran, Khvoy (Khoy)· 1,000 deaths
- 1906 CEEarthquake — California, San Francisco (Mw 7.9)· 700 deaths
- 1911 CEEarthquake — Iran, Ravar (Mw 6.5)· 700 deaths
- 1896 CEEarthquake and tsunami — Indonesia, Timor: Alor Island· 250 deaths
- 1785 CEAogashima· 135 deaths
- 1885 CESemeru· 74 deaths
- 1989 CEFlood: Georgia (1989-04-18)· 52 deaths
- 2014 CEFlood: United Republic of Tanzania (2014-04-18)· 41 deaths
- 1785 CEEarthquake — China, Gansu Province: Huihuipu (Ms 6)· 36 deaths
- 1985 CEEarthquake — China, Yunnan Province (Ms 5.8)· 23 deaths
- 2013 CEEarthquake — Texas, West (Mb 2.1)· 14 deaths
- 2010 CEEarthquake — Afghanistan, Samangan Province (Mw 5.6)· 11 deaths
- 2020 CEFlood: Angola (2020-04-18)· 11 deaths
- 1981 CEEarthquake — Peru, Ayacucho (Ms 4.8)· 8 deaths
- 1990 CEFlood: Brazil (1990-04-18)· 7 deaths
- 1993 CEEarthquake — Peru, Lima (Mw 6.3)· 6 deaths
- 2003 CEFlood: Afghanistan (2003-04-18)· 5 deaths
- 1962 CEEarthquake — Peru, Casma, Huaraz, Quiruvilca, Trujillo (Mw 6.4)· 4 deaths
- 1974 CEEarthquake — Colombia, Ne, Cepita, San Andreas (Mb 5)· 4 deaths
- 1990 CEFlood: Australia (1990-04-18)· 4 deaths
- 2005 CEFlood: Romania,Serbia (2005-04-18)· 4 deaths
- 1990 CEEarthquake — Indonesia, Minahassa Peninsula: Bolaang-Gorontalo (Mw 7.6)· 3 deaths
- 2018 CEEarthquake — Indonesia, Java: Banjarnegara (Mb 4.5)· 3 deaths
- 2011 CEFlood: United States of America (2011-04-18)· 3 deaths