“[AUG 5, 1960] The Cuban government passes a law to nationalize U.S. businesses: the Cuban Electricity Company, the telephone company, petrol refineries, and 36 sugar refineries with an approximate value of 800 million pesos.”
“The Bay of Pigs Invasion/Playa Giron: A Chronology of Events,” The National Security Archive, NSArchive2.gwu.edu