Which of the following treaties is correctly matched with its description?
A. Jay's Treaty - Ended the War of 1812
B. Treaty of Ghent - Settled boundary disputes with Canada
C. Adams-Onis Treaty - Acquired Florida from Spain
D. Webster-Ashburton Treaty - ended the Quasi-War with France
Answer: C
Explanation: The Adams-Onis Treaty, negotiated in 1819, settled a standing border dispute between the United States and Spain. The United States acquired Florida and set a new boundary between the United States and New Spain in the west.