Why did Jefferson leave Congress? a. He wanted to run for President.
b. He did not want to go to war with England.
c.He was concerned about his wife’s failing health.
d.He was unhappy with the edits made to the Declaration by the 2nd Continental Congress.

He was concerned about his wife's failing health.

They Weren't allowed to vote and didn't do well politically as their efforts were hampered because they were still not economically free. Many African Americans were still working on their old plantations as they could not just leave and venture out because it was after all the south and everyone was still racist. This meant only a few could even think about voting let alone running for political office.