Florida Territory
Beginning in late 1835, Osceola and the Seminole allies began a guerrilla war against the U.S. forces. Numerous generals fought and failed, succumbing to the heat and disease as well as lack of knowledge of the land. It was not until General Thomas Jesup captured many of the key Seminole chiefs, including Osceola who died in captivity of illness, that the battles began to die down. The Seminoles were eventually forced to migrate. Florida joined the Union as the 27th state on March 3, 1845. By this time, almost all of the Seminoles were gone, except for a small group living in the Everglades.
United States District Court for the Southern District of Florida
On the same day that Florida was admitted as a state, March 3, 1845, Congress enacted legislation creating the United States District Court for the District of Florida, 5 Stat. 788. On February 23, 1847, this District was subdivided into Northern and Southern Districts, by 9 Stat. 131. The statute effecting this division set forth the boundaries of the Districts: