Why might the united states have been interested in supporting the new latin american nations in the early 1800's?

In which region of new world did the chatholics of england and ireland settle

In the mid-1800s, native americans who had lived in the westtraded their manufactured goods with settlers.were able to resist diseases carried by settlers.offered their services as guides to settlers.prevented settlers from moving onto their territory.

Why did jefferson make the louisiana purchase?