A way for fugitive slaves to escape to Canada.
He was in conflict because they believed that since he was a southern president, he would try to obstruct the restoration and work against the goals of the federation.
He expected help from British ships sent from New York, however the ships never arrived so he had no choice.
B could be rewritten, like so -
From "See if the light is red or not illuminated at all, now check that the ethernet cable connecting the router and computer is securely attached"
To "Check if the light is red, or not illuminated at all. IF so, THEN check the ethernet cable connecting the router to the computer is securely attached"