One goal of navist groups in the late 1800's was

The main goals of nativists were to restrict immigration to the United States and to preserve the American way of living and the American political system

the us constitution is a living document, meaning that it can be changed over time as the country changes.

while it was true that the cotton gin reduced the labor of removing seeds, it did not reduce the need for slaves to grow and pick the cotton.

explanation:

before eli whitney's invention of the cotton gin, picking and cleaning cotton was a slow, labor-intensive job. workers, usually slaves, had to pick the seeds from the cotton fibers by hand. this invention made it possible to grow large amounts of cotton on big farms and make money.