May i see the cartoon or link to the cartoon?
He resigned because he'd already had enough trouble as president. Mainly the Watergate scandal. His plan was for him to step down and if he was arrested the vice president which would then be the vice president would pardon him. Also, if he didn't resign he'd likely be impeached anyway.
Answer:
The slaves would rather loose their lives than continue to be treated the way that they were treated.
