Alcatraz Island Engineers began fortifying the island, work which continued until 1858, eventuating in Fortress Alcatraz. The island's first garrison at Camp Alcatraz, numbering about 200 soldiers and 11 cannons, arrived at the end of that year. When the American Civil War broke out in 1861, the island mounted 85 cannons (increased to 105 cannons by 1866) in casemates around its perimeter, though the small size of the garrison meant only a fraction of the guns could be used at one time. At this time it also served as the San Francisco Arsenal for storage of firearms to prevent them falling into
Alcatraz Gang Alcatraz Gang The Alcatraz Gang was a group of eleven American prisoners of war (POW) held separately in Hanoi, North Vietnam during the Vietnam War because of their particular resistance to their North-Vietnamese military captors. These eleven POWs were: George Thomas Coker, USN; Jeremiah Denton, USN; Harry Jenkins, USN; Sam Johnson, USAF; George McKnight, USAF; James Mulligan, USN; Howard Rutledge, USN; Robert Shumaker, USN; James Stockdale, USN; Ronald Storz, USAF; and Nels Tanner, USN. These prisoners were held in solitary confinement from 25 October 1967 to 9 December 1969 at a special facility (dubbed "Alcatraz" by Commander Stockdale) in a