Answer:
Utah
Explanation:
On May 10, 1869, the presidents of the Union Pacific and Central Pacific railroads meet in Promontory, Utah, and drive a ceremonial last spike into a rail line that connects their railroads. This made transcontinental railroad travel possible for the first time in U.S. history.
I think its the availability of good jobs in the North and West.
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IamSugarBee
Robert E Lee took over the confederate army.
I can infer people in the congress can be corrupt and don't do their jobs properly, and are cheating the system treating society poorly.