Directions: complete the graphic organizer
topic: a new nation
1781: articles of confederation ratified.
1788: u. s. constitution ratified.
1814: treaty of ends war of 1812.
1823: monroe doctrine proclaimed.
1838: u. s. army moves the westward in a march known as the trail of tears.

c or d both can be the answer

2. a land bridge connected asia and north america thousands of years ago.

4. crossing the land bridge would have been simple for the first migrants.

5. people might have crossed a land bridge while hunting animals.

the answer is c. to explore the louisiana purchase