What did King Huiwen build to conquer the Shu?

What refers to the division of power among the three branches of government

At the time of the brown v. board of education decision,schools were segregated everywhere in the country.several states had laws requiring segregated schools.schools in nearly every state has been desegregated.segregation was common in the north, but not in the south.

Who was the washington lawyer who watched the bombardment of fort mchenry from a british ship and wrote a poem about it? a.francis scott key b.benjamin banneker c.william clark d.zebulon pike