How did king leopold justify his treatment of the congolese?

How were chinese immigrants treated in the late 1800s

Soon-yi's house has a hexagonal window made up of six identical equilateral triangles as pictured below.

How did african americans the union during the civil war? a. by serving as representatives in congress b. by enlisting in the military to fight c. by organizing massive slave revolts in the south d. by negotiating for peace with the confederacy