The correct answer is <span>increase political and economic influence around the world
The United States government believed that they need to spread their ideas of liberty and democracy worldwide, wherever their ideas were not found and wherever there was tyranny or colonization. By getting others to be democratic republics, they would get support from them and increase their influence.</span>
<span>Hope this helps! "European conversion of the natives to Christianity was the excuse used to decimate the natives and take controle of their resourses. "
Also, I didn't come up with this answer... I got it from
https://answers.yahoo.com/question/index?qid=20070918175502AApZuSL
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Depends on which Roosevelt. FDR or Theador
You can find this awnser on the internet just copy and paste your question there