Question

What did Spain gain in the Adams-Onís Treaty?

Answer 1

Answer:

also known as the Transcontinental Treaty, or the Florida Purchase Treaty, was a treaty between America and Spain that took place in 1819 and it ceded the Florida territory to the United States and was considered to define the border between the U.S. and Spain

Explanation:

Spain realized they would not be able to stop America from taking Florida so they decided to instead take a loss from war, sell them the land so that it is a "win-win" for everyone