Answer:
THE CORRECT ANSWER IS....
The most important border dispute centered on the border between Georgia and West Florida, as Spain and the United States both claimed parts of present-day Alabama and Mississippi. Spain paid cash to American General James Wilkinson for a plot to make much of the region secede, but nothing came of it.
Explanation:
Spain's claim to Florida was long-standing and costly because the Indians of Florida destroyed nearly every expedition ( entrada) between 1513 and 1568. Of approximately 80 men who went with Juan Ponce de León to conquer Florida, nearly all died in battle or from wounds, including the entrada's leader.
The U.S. acquires Spanish Florida Spanish minister Do Luis de Onis and U.S. Secretary of State John Quincy Adams sign the Florida Purchase Treaty, in which Spain agrees to cede the remainder of its old province of Florida to the United States. Spanish colonization of the Florida peninsula began at St. Augustine in 1565.