Alcatraz Island later invalidated the sale and paid Frémont nothing. Frémont and his heirs sued for compensation during protracted but unsuccessful legal battles that extended into the 1890s. Following the acquisition of California by the United States as a result of the Treaty of Guadalupe Hidalgo (1848) which ended the Mexican–American War, and the onset of the California Gold Rush the following year, the U.S. Army began studying the suitability of Alcatraz Island for the positioning of coastal batteries to protect the approaches to San Francisco Bay. In 1853, under the direction of Zealous B. Tower, the United States Army Corps of
New Alcatraz New Alcatraz New Alcatraz (named Boa on VHS and DVD), is a 2002 American direct-to-video science fiction action horror film. It was directed by Phillip Roth and starred Dean Cain. In New Alcatraz, the world's most secure prison located in Northeastern Antarctica, a drilling operation occurs which inadvertently releases a giant boa constrictor from the ice. The snake chews a hole through the ice, and security discovers it days later. However, during an inspection of the hole, the snake is let loose into the prison, killing three workers in the process. The prison sends out a distress call which is