Maritime history of Florida
Spain ceded Florida to the United States as part of the Adams–Onís Treaty of 1819, and Florida became a U.S. territory in 1821. Coastal trade with other markets continued to expand and towns like Jacksonville, Pensacola and Tampa became important ports. After becoming a U.S. territory, the federal government began building a series of lighthouses as aids to navigation along the coasts of Florida to mark dangerous headlands, shoals, bars and reefs.
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: