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
Chile–Cuba relations these arms where later used by FPMR to perform an assassination attempt against Pinochet in 1986. In 2009 Bachelet visited Cuba, making her the first Chilean leader to visit the island nation since Salvador Allende's 1972 trip. Chile–Cuba relations Chile–Cuba relations refers to interstate relations between the Republic of Chile and the Republic of Cuba. Cuba has been since the 1960s a reference point to left wing politicians in Chile. Chile, together with Argentina, Brazil, Mexico, Bolivia and Ecuador, was opposed to sanctions imposed on Cuba by the United States during the 1962 OAS meeting in Punta del Este, Uruguay.