7 h 45 m, 22 feb 1819 año - Adams-Onis Treaty

Descripción:

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.

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