The western end of the railroad in 1858 was St. Louis.
There are many ways in which conservatism manifested itself in the United States during this time, but a big way was in economics, when conservatives like Reagan thought the government should not regulate business.
Their lack of a good trading system. Since they had no Beasts of Burden (Camals) they couldn’t transfer their goods to any trading port.
Another problem was that there rulers after were terrible and did nothing but strengthen the army