What did the Adams Onis Treaty of 1819 do?

Under the Onís-Adams Treaty of 1819 (also called the Transcontinental Treaty and ratified in 1821) the United States and Spain defined the western limits of the Louisiana Purchase and Spain surrendered its claims to the Pacific Northwest. In return, the United States recognized Spanish sovereignty over Texas.Click to see full answer. Also know, why was the Adams Onis Treaty important?The Adams-Onís Treaty of February 12, 1819, also known as the “Transcontinental Treaty,” which settled border disputes between the United States and the Spanish Empire, proved vital to the nation’s security. The most significant element of the treaty was Adams’s insistence that the boundary be extended to the Pacific.One may also ask, what three things did the Adams Onis Treaty accomplish? Adams-Onis Treaty All Spanish claims to East Florida were abandoned and the territory ceded to the United States, The de facto control of West Florida, which had been in American hands since Andrew Jackson had established the American presence in 1818, was recognized, and. In this way, what was the main outcome of the Adams Onis Treaty? The Adams-Onís Treaty (also called the Florida treaty) was a treaty between Spain and the United States of America in 1819. This treaty gave the state of Florida to the United States. It settled a standing border dispute between the two countries.How did the US get Florida in 1819?In 1819, after years of negotiations, Secretary of State John Quincy Adams achieved a diplomatic coup with the signing of the Florida Purchase Treaty, which officially put Florida into U.S. hands at no cost beyond the U.S. assumption of some $5 million of claims by U.S. citizens against Spain.