The election of Hiram Rhodes Revel was significant because he became the first African-American citizen to ever serve in the US Congress. He was first elected in 1870 to represent that state of Mississippi. This election showed that the Reconstruction policies of the Radical republicans were working, as they were providing African-Americans political opportunities.
The answer is C because america cut taxes known as Tariffs because if they cut taxes they could put more price on over sea shipping so that trade stays within the united states instead of helping other country's <span />
Idk what is in the blank but what I know is that the ottomans broke through the Constantinople wall and had wars with the Byzantine empire. They then conquered it.
I think it’s C and i hope it’s right bc I’m not sure sorry.