Marco Antonio Yon Sosa (7 September 1929 – May 18, 1970) was leader of the Revolutionary Movement 13th November, a Guatemalan guerrilla organization. Yon Sosa left the Rebel Armed Forces in 1969. He was affiliated to the Fourth International from 1963 until 1966 when he broke with the International over alleged misappropriation of funds. Yon was killed in a shootout with Mexican border police in 1970, in the Chiapas area near the Guatemalan border. The circumstances of his death, however are disputed; Robert Lamberg notes in 1972 that Yon had been underground by that point for quite some time with the general circumstances making an armed confrontation with border forces unlikely. Gino Perente notes that Yon Sosa hadn't died in some act of revolutionary heroism at all, but in a drunken car accident in downtown

Guatemala City Guatemala City ( es, Ciudad de Guatemala), known locally as Guatemala or Guate, is the capital and largest city of Guatemala, and the most populous urban area in Central America. The city is located in the south-central part of the country, ne ...

. Yon participated in the November 13, 1960, military uprising against president Miguel Ydígoras. Yon's father was a

Chinese Chinese can refer to: * Something related to China * Chinese people, people of Chinese nationality, citizenship, and/or ethnicity **''Zhonghua minzu'', the supra-ethnic concept of the Chinese nation ** List of ethnic groups in China, people of ...

merchant, and under his wing, MR-13 took on a decidedly Maoist orientation. He received part of his military training from the

School of the Americas The Western Hemisphere Institute for Security Cooperation (WHINSEC), formerly known as the School of the Americas, is a United States Department of Defense school located at Fort Benning in Columbus, Georgia, renamed in the 2001 National Defen ...

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1929 births 1970 deaths Yon Sosa, Marco Antonio Yon Sosa, Marco Antonio Guatemalan people of Chinese descent Guatemalan revolutionaries {{Guatemala-bio-stub