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 to use its "tribal forces" in Laos and to "make every possible effort to launch guerrilla operations in North Vietnam’ with its Asian recruits." Hence, under this code name, General Vang Pao, who served the royal Lao family was recruited. He then recruited and trained his Hmong soldiers to ally with the CIA and fight against the communist North. In April 1961, Lansdale, who had been designated the Operations Officer for an interagency Task Force in charge of political, military, economic, psychological, and covert character, was to go to Vietnam. Changes of policy in Washington however, transferred these responsibilities to