How did the Revolutionary War affect slaves?

Hich explains why the constitution gave congress the power to create a system of federal courts? the constitution wanted congress to share power with the judicial branch. the constitution anticipated the need for courts lower than the supreme court. the constitution wanted congress to share power with the appellate courts. the constitution anticipated the need for courts equal to the supreme court.

Which industries produced great profits and wealth in the late 1800s

What happened in the tinker v des monies? and why is it important what happened in the hazlewood v. kuhlmeier? why is it important?