What was the confederation known as?

A confederation (also known as a confederacy or league) is a union of sovereign states, united for purposes of common action often in relation to other states.

Also known as a confederacy

Explanation: Union sovereign states, united for purposes of common action often in relation to the other states.

the second significant cause of the great migration was the desire of black southerners to escape segregation, known euphemistically as jim crow. rural african american southerners believed that segregation - and racism and prejudice against blacks - was significantly less intense in the north.