Timeline of United States military operations communist attack on a U.S. installation in central Vietnam, the United States escalated its participation in the war to a peak of 543,000 military personnel by April 1969. 1961: Cuba: The Bay of Pigs Invasion, known in Hispanic America as Invasión de Bahía de Cochinos (or Invasión de Playa Girón or Batalla de Girón), was an unsuccessful military invasion of Cuba undertaken by the CIA-sponsored paramilitary group Brigade 2506 on April 17, 1961. 1962: Thailand: The Third Marine Expeditionary Unit landed on May 17, 1962 to support that country during the threat of Communist pressure from outside; by July 30,
Cuban Project from memory years later. The CIA supplied lethal pills to U.S. gambling syndicate members working with the CIA in an attempt to assassinate Castro. Once in 1961, where the plot was abandoned, and again in 1962. In August 1961, Richard Bissell had CIA contact Robert Maheu contact Johnny Roselli, a member of the syndicate of Las Vegas. Maheu, disguised as a personal relations executive for a company suffering severe financial losses in Cuba due to Castro's actions, offered Roselli $150,000 for the successful assassination of Castro. Roselli, along with associate Sam Gold, agreed and used their connection to coerce Cuban