Answer:
1. Separation of powers
2. Decide if an action is constitutional
Explanation:
The United States Constitution which was created following the 1787 Constitutional Convention, had founding fathers created checks and balances by establishing "Separation of powers."
Here asides from the power of other branches of government such as Executive and Legislature, the primary power of the judicial branch over others is to "Decide if an action is constitutional."
Answer:
Harriet Tubman was a nurse, a union spy, and a woman's suffrage supporter. She became a conductor for the underground railroad bringing enslaved people to freedom all while having a bounty on her head.
The battle of fort sumpter is said to be one of the first signs to the start of the American civil war