The mandate of heaven is the thing that Chinese emperors claim was given to them by their deities. A ruler earns it from the previous emperor when he retires, or when he dies. It could be lost when another dynasty takes over and takes the mandate of heaven.
Brown v. Board of Education of Topeka was a landmark 1954 Supreme Court case in which the justices ruled unanimously that racial segregation of children in public schools was unconstitutional.
I could be wrong
Lewis and Clark expedition
<span>C.sugar plantations in the West Indies
The natives were dying so they need more slaves and they went to Africa.</span>
