What issue caused division between North and South each time the U. S. gained more territory?

What term do historians use to describe the growing divide between North and South during the antebellum period?

Which factor that contributed to sectionalism involved disagreements over power held by the states versus the federal government?

During the War of 1812, which region of the United States threatened to secede due to the economic boycott of Great Britain?

In 1830, how did South Carolina attempt to avoid paying a tariff they opposed?

How did the case of Worcester v. Georgia embolden states’ rights advocates?