Sectionalism became very tensed in the late 1940s because of the separation of the North and the South because of the slavery. People in the North were focusing on industrializing, urbanizing, and building factories while the people from the South concentrated in agriculture. The Southerners was claiming that the North's factories weren't treating everyone fairly and lead into a war.
The Declaration summarized the colonists' motivations for seeking independence. By declaring themselves an independent nation, the American colonists were able to confirm an official alliance with the Government of France and obtain French assistance in the war against Great Britain.
Prison Labor is legal but not so commonly used anymore. There are still other forms such as community service.