The Monroe doctrine said that European colonization on American land was an act of aggression. So, of the choices you provided the second one is correct.<span />
I believe the right answer is the Thirty year war. Hope this can help :-)
Founded in 1866, the Ku Klux Klan (KKK) extended into almost every southern state by 1870 and became a vehicle for white southern resistance to the Republican Party's Reconstruction-era policies aimed at establishing political and economic equality for blacks.
Source;
brainly.com/question/2842378
1. The Us were nervous because he was
2. I would view the U.S poorly. To let someone get assassinated is devastating. ( I was kinda confused on that one. Sorry!)
3. I think it was wrong that the U.S did nothing to stop it. I think this because just because he was leaning toward the Soviet Union for help doesn't mean you have to kill the person.
4. This is an opinion question.
I say kind off. There are other important people who got assassinated too.
Hope this helped!! sorry if not!
Detroit because of the riots they had
