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
CIA activities in Vietnam did not have any success with integrating its constituent parts. The CIA’s experiment with the NSDF fizzled out and lasted about a year. Thieu did not want to turn pacification into a political task and would offer no supplemental ideology or program to replace Communism in Vietnam. Katrosh wanted Theiu and Ky to get along, so that "there would finally be political cohesion in south Vietnam",and ended up using the CIA as the main proponent to help make this happen. Eventually, Katrosh was successful in bringing the two together for the Lien Minh inauguration. Theiu did not want to be