Did imperialism have a positive or negative effect on native Americans ?

How important is it to have a powerful army and navy? give two reasons for your answer

The author says that in some town hall meetings several thousand citizens might. attend and vote. what would you do to make sure. a town hall meeting of that many people would run smoothly

Which answer best describes the main purpose of the monroe doctrine? a to establish fixed borders in the western territories b to keep europe from further colonizing the western hemisphere c to limit the ability of the free states to protect runaway slaves d to promote settlement of the louisiana purchase