The answer is false i’m pretty sure
It increased the size of the United States because it was based on the idea that America was destined by God to expand from the Atlantic to the Pacific, in other words, it encouraged many to expand west.
hope this helps i actually just learned about this in class :)
I think 19 but slave states were 15
I’m not sure hopefully it’s correct
Uh the guy who captured Veracruz and Mexico was general Winfield Scott and the others idk I need more context