What group of northern congressmen who want to punish the southern states for starting the civil war?

Radical Republicans wanted to punish the South for starting the war. They also wanted to be sure new governments in the southern states would support the Republican Party. I'm Frank Oliver. Today, Doug Johnson and I tell about this reconstruction.

Radical Republicans

Explanation:

Radical Republicans wanted to punish the South for starting the war. They also wanted to be sure new governments in the southern states would support the Republican Party.13 July 2005

it further strained relations between the north and the south and convinced

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.