HAVANA, CUBA - OCTOBER 1962: Fidel Castro announces general mobilization after the announcement of Cuba blockade by US President John F Kennedy, in Havana, on October 29, 1962. (Photo by Keystone-France/Gamma-Keystone via Getty Images)
HAVANA, CUBA - OCTOBER 1962: Fidel Castro announces general mobilization after the announcement of Cuba blockade by US President John F Kennedy, in Havana, on October 29, 1962. (Photo by Keystone-France/Gamma-Keystone via Getty Images)