none.
Spain is a country, not a US State.
The US aquired the state of Florida from Spain in the US-Spain treat of 1819 which came into affect in 1821.
In 1820, a portion of Massachusetts became the state of Maine. This was part of the Missouri Compromise of 1820, which allowed Missouri to enter the US as a slave state and Maine as a free state.
The US state of New Mexico, is indeed a state and not a territory. It has an eastern border with Texas and a western border with Arizona. It also has a problematic border with the nation of Mexico. The land New Mexico in located on was first claimed by Spain in her early days of exploration in what can now be called the southwestern part of the US. Later, Mexico's independence from Spain, gave it the same territories Spain once controlled. The result of the 1846 Mexican War, gave this area as a cession from Mexico to the US. All in all, this territory had four "claims" of ownership:1. American Native Tribes 2. Spain 3. Mexico, and 4. the US.
The Philippines became part of the Us becasue the US defeated Spain in the Spanish-American War and required Spain to sell the islads to the US.
Florida.Florida was given to us by Spain on February 22.
New Mexico - Borders Mexico, of which it was once a part.
The Adams-Onís Treaty of 1819, between The US and Spain, gave the US the state now known as Florida in order to settle border disputes.
The Us acquired Florida from Spain.
No, Spain had no relevance to Texas after 1821.
Spain sold the state of Florida to the US.