Complete the following sentence: In the 1960s he wrote hundreds of articles for major publications about such topics as education in rural Puerto Rico, labor trouble on the San Juan waterfront, small factories in the Puerto Rican town of Aibonito, poverty in the Puerto Rican interior, guerrillas in Colombia, economic development in Bolivia, mining in Bolivia, violence in Nicaragua, the Duvalier regime in Haiti, political assassinations in the Dominican Republic, Maoist guerrillas in Peru, guerrillas in Venezuela, guerrillas in Guatemala, church-state relations in Castro's Cuba, the detention of Juan Perón in Rio de Janeiro, and social tensions in Ciudad Juarez. ąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąąą
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