Cuban Project known as Operation Mongoose, the assassination plots against Fidel Castro, and, of course, the Cuban Missile Crisis. Less attention has been given to the state of US-Cuban relations in the aftermath of the missile crisis." Rabe writes that reports from the Church Committee reveal that from June 1963 onward, the Kennedy administration intensified its war against Cuba while the CIA integrated propaganda, "economic denial", and sabotage to attack the Cuban state as well as specific targets within. One example cited is an incident where CIA agents, seeking to assassinate Castro, provided a Cuban official, Rolando Cubela Secades, with a ballpoint
Cuban Missile Crisis U-2 by a Soviet missile violated direct orders from Moscow, and Cuban antiaircraft fire against other US reconnaissance aircraft also violated direct orders from Khrushchev to Castro. Second, the Soviets already had 162 nuclear warheads on Cuba that the US did not then believe were there. Third, the Soviets and Cubans on the island would almost certainly have responded to an invasion by using those nuclear weapons, even though Castro believed that every human in Cuba would likely die as a result. Khrushchev also knew but may not have considered the fact that he had submarines armed with nuclear weapons