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My Lai Massacre
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A group of frightened Vietnamese women and children stand close together outdoors during the My Lai Massacre in the Vietnam War. Map of the Vietnam War theatre from around 1965 to 1970, showing Vietnam, Laos, Cambodia, and parts of Thailand and China. It highlights Communist supply routes such as the Ho Chi Minh Trail, major North Vietnamese and U.S. military bases, U.S. corps headquarters, and U.S. aircraft carrier groups, with arrows indicating supply and bombing routes. Major cities and geographic features like the Gulf of Tonkin, Mekong Delta, and Central Highlands are labeled.
At a Glance
U.S. trooops of the 7th. and 9th. divisions wade through marshland during a joint operation on South Vietnam's Mekong Delta, April 1967.
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A group of frightened Vietnamese women and children stand close together outdoors during the My Lai Massacre in the Vietnam War.
My Lai Massacre summary
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Vietnam War. Operation Georgia. U.S. Marines bombing bunkers and tunnels used by the Viet Cong. May 6, 1966
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My Lai Massacre: References & Edit History

Article Contributors

Primary Contributors

  • Michael Ray
    Michael Ray is an assistant managing editor who has worked at Britannica since 2003. In addition to leading the Geography and History team, he oversees coverage of European history and military affairs. He earned a B.A. in history from Michigan State University in 1995.

Other Encyclopedia Britannica Contributors

Article History

Type Description Contributor Date
Add new Web site: NPR - 50 Years on, My Lai Massacre Remains a Gaping Wound. Jul 20, 2026
Add new Web site: HistoryNet - 'Something Dark and Bloody': What Happened at My Lai? Apr 17, 2026
Anniversary information added. Mar 09, 2026
Add new Web site: ABC listen - Overnights - Remembering the My Lai massacre. Feb 06, 2026
Add new Web site: BBC - Witness History - Surviving The My Lai Massacre. Jan 01, 2026
Add new Web site: Al Jazeera - Heart of Darkness: Return to the My Lai massacre. Nov 25, 2025
Add new Web site: Famous Trials - The My Lai Massacre and Courts-Martial: An Account. Oct 03, 2025
Add new Web site: Hoover Institution Library and Archives - The Mylai Massacre. Jun 11, 2025
Add new Web site: The Army Historical Foundation - What Really Happened on 16 March 1968? What Lessons Have Been Learned? A Look at the My Lai Incident Fifty Years Later. Feb 15, 2025
Add new Web site: Digital Commons at St. Mary's University - The Twenty-Fifth Anniversary of My Lai: A Time to Inculcate the Lessons (PDF). Dec 17, 2024
Add new Web site: Center for Strategic and International Studies - The My Lai Massacre: History, Lessons, and Legacy. Oct 21, 2024
Add new Web site: NCpedia - The My Lai Massacre - March 16, 1968. Sep 11, 2024
Add new Web site: PBS - American Experience - Charlie Company and the Massacre. Jul 30, 2024
Add new Web site: New Georgia Encyclopedia - History and Archaeology - William Calley Jr. and the My Lai Massacre. May 27, 2024
Link added. Mar 30, 2023
Add new Web site: The Gilder Lehrman Institute of American History - The Vietnam War and the My Lai Massacre. Oct 24, 2018
Add new Web site: Military Officers Association of America - The My Lai Massacre: 50 Years Later. Oct 23, 2018
Add new Web site: The History Learning Site - My Lai Massacre. Oct 23, 2018
Add new Web site: Alpha History - The My Lai massacre. Oct 23, 2018
Add new Web site: Digital History - My Lai Massacre. Oct 23, 2018
Article thoroughly revised. Mar 09, 2017
Added new Web site: Think Quest - My Lai Massacre. Jul 22, 2008
Added new Web site: Famous Trials - The My Lai Courts-Martial. Sep 01, 2006
Added new Web site: Famous Trials - The My Lai Courts-Martial. Sep 01, 2006
New article added. Jun 13, 2003
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