How did the Dred Scott decision affect tensions over slavery?

He seventeenth amendment to the us constitution calls for the direct election of all us senators. this means that the people of each state get to vote to decide who will be their two us senators. before this, the legislatures of each state chose the two us senators from that state with no direct involvement of the average voter. why would this amendment be considered a reform? how would it benefit the people? even today some people claim that the seventeenth amendment was a bad idea. what arguments could be made for reverting selection of us senators back to the state legislatures?

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

When the ottoman empire weakened, europe reacted by building a canal for trade with the ottoman region. ottoman nations achieve independence. cutting off most trade with the ottoman region. trying to take more control of ottoman lands.