Hi! :)
Robert Stuart was the mountain man who rediscovered South Pass and brought back important information about the trail.
Answer: Geography is important
Explanation:
Geography is important because we can know what our world looks like, where we are, how to get to places, etc. We can use geography to help our understanding of our surroundings.
Answer: They disagreed over whether the President or Congress should set conditions for Reconstruction.
Explanation: hope this helps you. :)