Former slaves were promised 40 acres and mule after the Civil War but
instead:
*

The phrase “forty acres and a mule” evokes the Federal government's failure to redistribute land after the Civil War and the economic hardship that African Americans suffered as a result. As Northern armies moved through the South at the end of the war, blacks began cultivating land abandoned by whites

Explanation:

basically it wasn't actually 40 acres and a mule

(if wrong plz tell me)

missouri compromise of 1820 which prohibited slavery

your mothers brothers brother in law would be your father.