Peers are people who are part of the same social group, so the term peer pressure means the influence that peers can have on each other.
The Constitutional convention took place in Philadelphia on May 14, 1787. Rhode Island, fearing that the Convention would work to its disadvantage, boycotted the Convention and, when the Constitution was put to the states, initially refused to ratify it.
The Constitutional Convention of 1787 was a conference held in Philadelphia in which state delegates met to frame the United States Constitution. The purpose of the convention was to amend the inefficient Articles of Confederation that had served as the preliminary constitution for the United States since 1781.