<span>The main way in which reasons for moving today, are similar to people in ancient history. Is because people have always moved to acquire better living conditions food shelter, and more. </span>
American System: the policy of promoting industry in the U.S. by adoption of a high protective tariff and of developing internal improvements by the federal government (as advocated by Henry Clay from 1816 to 1828).
Monroe Doctrine: a statement of United States foreign policy expressing opposition to extension of European control or influence in the western hemisphere.
Answer:
The agreement between people and the government defining the rights and duties of each
Explanation: