How did the settlers of the united states and canada overcome the distances across the continent?

Imagine you are a historian studying a battlefield journal written by a soldier serving in world war i. describe the process of interpreting the information within the journal, as well as how you would determine whether the evidence in the journal is valid

What does the fcc regulate? food and beverage products communications infrastructure environmental policies businesses breaking security laws

In atleast 150 words evaluate the effectiveness of the presidential election process in the united states