Why would Samuel Morse’s invention been impossible before 1831?

This law states that the "chinese laborers to this country endanger the good order of certain localities" in the united states. which of these would represent a "locality" that would most likely have wanted this law created and passed? a) dallas b) chicago c) atlanta d) san francisco

What are the expressed and implied powers of the president

How did the international community respond to south africa’s policies in the 1980s?