Why does president polk think the u. s should extend its borders?

1. who was nat turner and what was he known for? a slave who rebelled and killed his master and many others b. a congressmen who pushed for freedom of slaves c. a governor who was a strong abolitionist d. a slave owner who treated his slaves well e acruel slave owner 2. what special talent" did nat turner have? a. he was a skilled artisan in blacksmithing b. he was a doctor c. he was a priest d. he could describe things before they happened e. he was a magician