How did the open door policy prevent any one nation from monopolizing trade with china

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?

From 1990 to 2008, by what percent did the world’s most developed economies cut their greenhouse gas emissions?

The person who has the job of maintaining order in the house is the sergeant at arms. majority whip. speaker of the house. president of the house.