Respond fast need this answer asap still need to do about 3 pages of work to turn in tomorrow it be 2: 26am here

What was the u.s. government's office of indian affairs responsible for doing?

"but let us admit texas, and we shall place the balance of power in the hands of the texans themselves. they, with the southern states, will control the policy and the destiny of this nation; our tariff will then be held at the will of the texan advocates of free trade. are our friends of the north prepared to deliver over this great national policy to the people of texas? " - rep. joshua giddings, ohio, may 21, 1844 this quote points to what major issue in the years leading up to the civil war?

Why do many scientists suppose the land bridge theory of migration?