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
Corruption in Cuba over by United States employers. Along similar lines, Louis A. Pérez has written that “World War Two created new opportunities for Cuban economic development, few of which, however, were fully realized. Funds were used irrationally. Corruption and graft increased and contributed in no small part to missed opportunities, but so did mismanagement and miscalculation.” Transparency International's 2017 Corruption Perception Index (CPI) gave Cuba a score of 47/100, where 0 indicates that a country is very corrupt and 100 indicates that it is very clean. Cuba ranks 62nd out of 180 countries in terms of corruption perception, which is an increase