Slaves were sold which means money was traded and you need money to successfully thrive and so when it ended there was no more money so they had to find different ways and it took a while.
Silk Roads/Land routes
Sea Lanes
The answer is england..... your welcome
It put it onto the policy agenda. Thanks to the media, the civil rights fight started getting supporters from all around america and form all classes and ethnicities. Without the media, we can't know when the civil rights would be won because the people wouldn't have known what was going on and to what degree.