Answer:
Central Pacific. ... By spring 1869, Central Pacific had made it through the mountains and onto the relatively flat land of western Utah, constructing 690 miles of track through some of the most difficult terrain ever encountered by a railroad.
Explanation:
I didn’t expect this site to be used to help with full essaysXD I don’t think anyone’s gunna help you with this one man, might as well just start writing urself.
Southern congressmen opposed James Tallmadge’s proposed
amendments to the Missouri statehood bill in 1819 because the amendments would
have made Missouri a free state. This made the amendments controversial and a
threat to sectional political harmony which was essential to achieve consensus.