1743: Spanish established a short-lived mission on Biscayne Bay.
1739–1748: War of Jenkins' Ear. British mapping expeditions visit Pinellas Peninsula.
1757: Spanish expedition renames Tampa Bay "La Bahia de San Fernando", after the Spanish king; names entrance to Tampa Bay "La Punta de Pinal de Jimenez" (Point of Pines).
May 9: U.S. government signs the Treaty of Payne's Landing with some of the Seminole chiefs, promising them lands west of the Mississippi River if they agreed to leave Florida voluntarily
1949 March 21: The first television station in Florida begins broadcasting, WTVJ. It is the 16th TV station to start broadcasting in the United States and is the oldest station still broadcasting in the state.
Super Bowl II is held at the Miami Orange Bowl between the Green Bay Packers and the Oakland Raiders. It is the first Super Bowl championship to be played in Florida. This is also one of only two Super Bowl championships to be played 2 consecutive years at the same stadium.
1985: wreck of the Nuestra Señora de Atocha discovered off Key West, listed in the Guinness Book of World Records as being the most valuable shipwreck to be recovered.
1988 November 5: Miami Heat plays its first basketball game.
August 24–27: The date the 2020 Republican National Convention was planned to be held in Jacksonville which was replaced with a virtual online convention.
Pinellas County Planning Department as staff for the Pinellas County Planning Council. (PCPD) Pinellas County Historical Background, p. 4. No city. No date.
Mohl, Raymond A. (1995). "Race Relations in Miami since the 1920s". In Colburn, David R.; Landers, Jane L. (eds.). The African American Heritage of Florida. University Press of Florida. pp.326–365. ISBN978-0813013329.
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