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Events on Sunday 27 June 1954 1
1954CIA-backed coup overthrows Jacobo ArbenzOperation PBSUCCESS topples Guatemala's governmentA CIA-organized covert operation forced the resignation of Guatemalan President Jacobo Arbenz after he nationalized land owned by the United Fruit Company. Colonel Carlos Castillo Armas took power with US backing. The coup began decades of military rule and civil conflict in Guatemala.