Answer:
The United States has played a special role in the development and support of human rights ideas and practices. The Declaration of Independence, by which the American colonies severed their allegiance to the British Crown in 1776, proclaimed that “all men are created equal.” No less important, the declaration asserted the right of a people to dissolve political bonds that had come to be oppressive.
The ability to provide cheap labor
Answer:
The most highly developed geocentric model was that of Ptolemy of Alexandria (2nd century).