The sentiment of U.S citizens involvement in the war because of nationalism, imperialism, militarism and forming allies.
Answer:
in June 1846, the Senate, preoccupied with war against Mexico, quickly approved the Oregon Treaty with Britain, setting the boundary at the 49th parallel.
they sent missionaries to spread the christian religion.
I personally believe that no one is born with prejudices.
We all form our own opinions based on our own experiences. But all prejudice is influenced by family, friends, peers, and anyone else you interact with.