The three factors that started American imperialism were political and military competition including the creation of a strong naval force, economic competition among industrial nations and a belief in the racial and cultural superiority of people of Anglo-Saxon decent.
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Explanation:
well everyone reads newspapers, so the government obviously used propaganda on them so that everyone could read it and see what they wanted to happen
. New colonies were opened for settlers seeking religious freedom.
Britain, France and Russia before World War 1
They wanted to put a tax on the tea