Good Neighbor policy end of the Cold War the United States directly or indirectly attacked all suspected socialist or nationalist movements in the hope of ending the spread of Soviet influence. U.S. interventions in this era included the CIA overthrow of Guatemala's President Jacobo Árbenz in 1954, the unsuccessful CIA-backed Bay of Pigs Invasion in Cuba in 1961, occupation of the Dominican Republic 1965-66, CIA subversion of Chilean President Salvador Allende in 1970–73, Operation Charly in Central America, the Plan Condor in South America, and CIA subversion of Nicaragua's Sandinista government from about 1981 to 1990. After World War II, the Organization of
CIA activities in Vietnam had difficulties understanding their politics. This can be attributed to the fact that the CIA did not make a concerted effort to gain a better understanding of the history and people of Vietnam. The CIA instead focused on the military forces occupying the territory instead of the political and economic forces that motivated them. The diplomats were not getting clear information in 1954 and early 1955, but the CIA station "had ... no mandate or mission to perform systematic intelligence and espionage in friendly countries, and so lacks the resources to gather and evaluate the large amounts of information required