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American country music stars Patsy Cline, Hawkshaw Hawkins, Cowboy Copas and their pilot Randy Hughes are killed in a plane crash in Camden, Tennessee.
Finnish War: Swedish forces led by General von Döbeln defeat Russian forces led by General Šepelev in the Battle of Kauhajoki.
The Lý dynasty of Vietnam ends after 216 years by the enthronement of the boy emperor Trần Thái Tông, husband of the last Lý monarch, Lý Chiêu Hoàng, starting the Trần dynasty.[citation needed]
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