How did the expansion of railroads affect commerce

Which explorer travel the farthest south in his journey

1) the french and indian war was a smaller war that was a part of what larger european war? 2) what was the first direct tax placed on the colonies by the british government? 3) how did the stamp act affect the prices of goods? 4) what happened to the stamp act as a result of colonist protest, boycotts, and the stamp act congress?

How did cultural change create social conflict?