A CIA-backed force overthrows President Jacobo Árbenz after his land reform takes unused land from the United Fruit Company. The coup opens decades of military rule and civil war in Guatemala.
Contested history
Consensus: The CIA organized, armed and directed the 1954 operation, codenamed PBSuccess, that forced Árbenz to resign.
CIA orchestrated the coupEstablished
CIA files declassified in 1997 and the State Department's 2003 records volume document the operation.
United Fruit drove US policyDebated by scholars
The company lobbied hard and had ties to officials, but many historians see Cold War anticommunism as the main motive.
Árbenz was a Soviet puppetUnsupported
Communists had influence in his government, but no Soviet control was shown; a Czechoslovak arms shipment was the main link.