The Marxist Workers Bloc of Mexico () was a communist political organization in Mexico. The organization was founded in 1937.Musacchio, Humberto. Milenios de México. México: Hoja Casa Editorial, 1999. p. 164 Gustavo de Anda was the general secretary of the movement.Negocios y bancos: revista para el ejecutivo, Eds. 742–754. Publicaciones Importantes, 1988. p. 28 The organization published La Batalla, named after the Spanish POUM publication by the same name.Gall, Olivia. Trotsky en México y la vida política en el periodo de Cárdenas, 1937-1940. México: Ed. Era, 1991. p. 69

The organization called for critical support to the Lázaro Cárdenas del Río government against what it described as 'reactionary' sectors, but at the same time arguing for organizing workers and peasants in struggle against government control.Workers Age. Mexican Group Supports ICO Line, POUM Struggle. August 21, 1937

The Marxist Workers Bloc was the sole group in Latin America with a formal link to the International Communist Opposition.Alexander, Robert Jackson. The Right Opposition: The Lovestoneites and the International Communist Opposition of the 1930s. Westport: Conn, 1981. p. 326

La Batalla covered events related to the Independent Labour Party in Great Britain and POUM in Spain.The Left Forum, Eds. 1–29. Kraus Reprint, 1975. p. 4 The party also stated to be inspired by the Communist Party of Germany (Opposition).

References