Did the Louisiana Purchase create conflict or compromise as the nation expanded West?

In order to maintain national security within its colonies in america, england constructed a series of forts along colonial boundaries for protection. true false

How did the completion of the transcontinental railroad change the lives of american citizens? a-it increased the wealth of all americans and enabled them to travel more.b-it made cross-country travel too expensive for ordinary americans.c-it decreased the safety of americans who moved to settle the plains.d-it shortened travel time between the east and west for all americans.

Which governing principle is best reflected by the representative government created by the constitution a. separation of opwer b. republicanism c. rule of law d. limited government