Through time they changed it based on problems on hand, and the changes through time.
Sorry if that's not a sutable answer
I believe there are lots of reasons why the Roman Empire declined but the 3 most important ones are, Government corruption and political instability, Invasions by Barbarian tribes, and The rise of the Eastern Empire, but the one I think is the most important is the first one reason.
My best bet would be B. the US and spain both had control over economic trade and stuff.
The correct answer is "granted farmers land". The Homestead Act signed in 1842, allowed any American in the western United States to put in a claim for up to 160 free acres of federal land. This Act was well received as 15,000 signed papers were established by the end of the Civil War.
Answer:
The Treaty of Guadalupe Hidalgo
Explanation: