Anglo-american settlement in texas in the 1820s and 1830s:
a. were discontent with the mexican government because of the alcalde system, anti-slavery laws, and the required conversion to catholicism.
b. did not exceed the mexican population there until the united states annexed texas in 1845.
c. took place without approval from the mexican government. included no slaves, because mexico had banned slavery in its territory.

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.

in 1862, president lincoln's emancipation proclamation opened the door for african americans to enlist in the union army. although many had wanted to join the war effort earlier, they were prohibited from enlisting by a federal law dating back to 1792.

explanation: