<span>People in north refused to allow escaped slaves to live in their states
For the north states were against slavery, and known as 'Free states'
hope this helps</span>
The torah(old testment) .
A. with something famillular to the audiance about the topic
Some limitations when determining the cause of an event are that other sources that are linked to the event in the same time can usually say things different; It is especially difficult if there is no solid base to the cause and no photographic or written evidence.