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,
CIA activities in Pakistan Haitham al-Yemeni in a targeted killing inside Pakistan. On January 13, 2006, the CIA launched an airstrike on Damadola, a Pakistani village near the Afghan border, where they believed Ayman al-Zawahiri was located. The airstrike killed a number of civilians but al-Zawahiri apparently was not among them. The Pakistani government issued a strong protest against the US attack, considered a violation of Pakistan's sovereignty. However, several legal experts argue that this cannot be considered an assassination attempt as al-Zawahiri is named as terrorist and an enemy combatant by the United States, and therefore this targeted killing is not covered under