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.
United States: The Constitutional Convention. The Philadelphia Convention, which met in May 1787, was officially called for by the old Congress solely to remedy defects in the Articles of Confederation.