Pro-immigration. Showing that they have so many immigrants there is no way it is anti, and answers 3-4 have nothing to do with the question.
I'm guessing that they fought against forces, like the people trying to steal land so they could have enough space to live, farm, and hunt.
I also think that the Native American could have traded or given valuable items to the people who were trying to take their land in exchange for the Natives to keep their land.
Wounded Knee was in 1890. Specifically it was December 22, 1890.
When we won world war 1 it gave a huge boost in American pride but indeed America still wanted to focus on itself. Most Americans felt that Europe could rebuild itself (which was horribly wrong and set things up for the rise of Hitler and the start of world war 2.). The American people also felt that Americans should not have to fight and die in foreign wars and that since they were across the Atlantic they didn't need to worry about their affairs.