The answer is natural rights. The constitution was heavily inspired by Enlightenment thinkers such as John Locke who proposed the concept of social contracts where citizens must give up certain liberties in order to obtain protection from the government while still maintaining their natural rights. This created debate amongst those founding fathers who feared strong central government taking away most freedoms and were against the constitution originally. To compromise, an agreement was met that the Bill of Rights (first ten amendments) would uphold the natural rights of the citizen including freedom of speech, press, and religion.
It was these political, diplomatic, and commercial factors and contentions that led to the military conflicts and organized African resistance to European imperialism. African military resistance took two main forms: guerrilla warfare and direct military engagement.
Actually they did receive some help from some native tribe. the pilgrims had trouble because they did not understand how to hunt during the winters in that area then learned from natives
The economy boosted once railroads were made in America. The railroads helped transport goods mostly form the North to the South since most factories were in the North.