Last one because everyone started building navies, so everyone else started building navies in order to defend against other navies.
I believe it's the tenth amendment.
Answer: In the end, Douglas triumphed over Lincoln with Democrats gaining forty-six seats to the Republican's forty-one. However, while Douglas might have won the battle, Lincoln won the true war: the 1860 Presidential Election.
Explanation:
Lincoln was an abolitionists and Douglas believed that slaver was not immoral so they should use popular soverignty. Both of their opinions on slavery were not facts.
Answer:
Erie Canal impacted westward expansion because it connected the Hudson River to the Great Lakes. This allowed American settlers to have access to the rich land and resources.
Explanation: