ELI5: Explain Like I'm 5

Adams-Onís Treaty

The Adams-Onís Treaty is a very important document that was signed between the United States and Spain in the year 1819. It helped to settle a dispute between the two countries over the ownership of a piece of land situated in what is now known as the southern part of the United States.

Before this treaty was signed, the United States and Spain both claimed ownership of a piece of land that was referred to as Florida. The treaty helped to settle this dispute by specifying that Spain would give up its claim to Florida and instead, the United States would be in charge of it.

There were also other important things that were agreed upon by both countries in this treaty. For example, the United States agreed to give up any claims it had to land that was located in the western part of what is now Texas. In return, Spain agreed to give up its claim to land that was located in the northwestern part of the United States that was known as Oregon Country.

Overall, the Adams-Onís Treaty helped to resolve a longstanding dispute between the United States and Spain over land ownership that had been going on for many years. It helped establish the modern-day borders of the United States and provided a foundation for peaceful relations between the two countries.