<span>they have often erred</span>
Theodore Roosevelt was an imperialist and supported it because he was interested in the US maintaining its power for racial reasons. He believed that the white race was the most dominant over everyone else.
4 conquerable should be the right one
The answer is they had never experienced European
diseases before. Since they never encountered these kinds of diseases
before, their bodies had no resistance to them.
When they were exposed, the effect was devastating as many perished upon
contracting the diseases.