Why was the US so eager to get its hands on Mexican territory?

What two things did former british prime minister winston churchill affirm in his iron curtain speech?

In the early 1900s, the national association for the advancement of colored people strongly urged the federal government to a) punish lynch mobs. b) overturn jim crow laws. c) limit integration. d) limit activist organizations.

What did nativists think about chinatowns in the late 1800s?