Foreign relations of Cuba needed oil. Relations between the countries deteriorated rapidly. In April 1961, following air attacks preparing for the Bay of Pigs Invasion by CIA-trained Cuban exiles, prime minister Fidel Castro declared Cuba to be a socialist republic, and moved quickly to develop the growing relations between Cuba and the Soviet Union. In 1962, Cuba was expelled from the Organization of American States. Shortly afterwards, many nations throughout Latin America broke ties with Cuba, leaving the island increasingly isolated in the region and dependent on Soviet trade and cooperation. Following the establishment of diplomatic ties, and after the Cuban missile crisis in
United States and state-sponsored terrorism contact secret, maintain the good will of the group, and for humanitarian reasons, $35,000 was passed". Although contact with the Viaux group was ended, a cable from CIA headquarters to the Santiago station reveals that the CIA did arrange the delivery of submachine guns and ammunition to a group led by General Valenzuela; Schneider was shot later that same day. The weapons, along with $50,000, were later recovered by U.S. military attaché to Chile Colonel Wilmert after he "pistol-whipped" General Valenzuela, who at first refused to hand the money over. Wilmert then drove to Viña del Mar, where he threw