Guantanamo Bay Naval Base Guillory. Guantanamo Bay Naval Base Guantanamo Bay Naval Base (), officially known as Naval Station Guantanamo Bay or NSGB (also called GTMO because of the abbreviation of "Guantanamo" or Gitmo because of the common pronunciation of this word by the U.S. military), is a United States military base and detention camp located on 120 square kilometers (45 sq mi) of land and water at Guantánamo Bay, Cuba, which the U.S. leased for use as a coaling station and naval base in 1903. The lease was $2,000 in gold per year until 1934, when the payment was set to match the
Lists of former Guantanamo Bay detainees alleged to have returned to terrorism Lists of former Guantanamo Bay detainees alleged to have returned to terrorism Some former detainees who were held by the US at Guantanamo Bay detention camp have engaged in terrorism or militant activity since their release. According to the Office of the Director of National Intelligence, as of January 2017, 714 detainees have been transferred from Guantanamo Bay. Of these, 121 (16.9%) are listed by them as confirmed of returning to terrorist or militant activities, while 87 (12.2%) are suspected by them of the same. The Defense Intelligence Agency maintains that slightly more have reengaged: 124 and 94, respectively. Guantanamo