USA HISTORY

Detailed explanation-1: -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.

Detailed explanation-2: -Signed in 1819 by John Quincy Adams and Luis de Onís, the Adams-Onís Treaty between the United States and Spain gave Florida to the U.S. and established the Sabine River as the border between the U.S. and New Spain.

Detailed explanation-3: -The Adams-Onís Treaty of 1819 gave the US control over Florida and Oregon while maintaining Spanish control over Texas. The treaty also had the United States give Spain $5 million in damages for the Seminole War.

Detailed explanation-4: -Terms in this set (6) What is the Adams-Onis Treaty? It was a treaty between the US and Spain in 1819 that ceded Florida to the US and defined the boundary between the US and Spanish Mexico. It settled a standing border dispute between the two countries and was considered a triumph of American diplomacy.

Detailed explanation-5: -The catalyst for the negotiations between U.S. Secretary of State John Quincy Adams and the Spanish minister to the United States, Luís de Onís y Gonzalez, was border raids by Seminoles out of Spanish Florida.