Did the government practice laissez-faire economics when promoting railroad construction ?

What statement best describes how the us constitution affects the separation of powers in the federal government

Which describes a domestic policy for which president nixon was responsible? the reduction of tension between the democrats and republicans the establishment of the second frontier the reduction of tension between the united states and china the establishment of the environmental protection agency

During its history, france has been a kingdom, an empire, a colonial power and a republic. true or false