States that remained in the union but allowed slavery were referred to as

Border States

Explanation:

The Border States were states that did not declare secession from the Union during the civil war period, but remained slaves states. These states are also called border states because the north of them bordered with free states of the Union and the south bordered with Confederate slave states. The five border states were Delaware, Maryland, Kentucky, Missouri and West Virginia.

just run

explanation: if you are fast enough they wont catch you fam

ok, so basically your gonna start with 350 ok. so there's 60 seconds in a minute so that means you he can go up 10 ft per minute. soo, after 3 minutes he should be at 260 ft after three minutes : )