Answer:
The Adams–Onís Treaty of 1819, also known as the Transcontinental Treaty, the Florida Purchase Treaty, or the Florida Treaty, was a treaty between the United States and Spain in 1819 that ceded Florida to the U.S. and defined the boundary between the U.S. and New Spain.
Explanation:
It is the Sacred land(the holy land aka Jerusalem), but it’s a disadvantage because it was Palestines land but since it was territory of Great Britain they gave it to the Jewish people as a country they could call their home.