The Adams-Onís Treaty showing area claimed by the US before the treaty, and results of the new agreement
The 1819 Adams-Onís Treaty delivered Spanish Florida to the United States, while recognizing Spain’s rule over present-day southwest United States, other than Oklahoma and most of Red River. Only the present-day Panhandle of the state fell outside of the Louisiana Purchase/Missouri Territory and under Spanish rule. Adams-Onís proved pivotal to the subsequent southeastern Indian removals and settling of Indian Territory.
For the southeastern Indians, Adams-Onis meant the United States could move toward removing the tribes from the westward tide of American settlement.
Secretary of State and future sixth President John Quincy Adams. He spearheaded the Adams-Onís Treaty, pivotal to the subsequent Indian removals and settling of Indian Territory.
Read the entire Oklahoma story in John J. Dwyer's
The Oklahomans: The Story of Oklahoma and Its People
volume 1 of a 2-part series on the 46th state and the people who make this state very special.