1742-1798 1743-1826 1751-1836 1757-1804 18thcentury 19thcentury alexander authority constitutionandbylaws contributionsinpoliticalsciencehamilton contributionsinpoliticalsciencejefferson contributionsinpoliticalsciencewilson hamilton history james jefferson liberty madison politicalscience politicalsystems politics power(socialsciences) thomas unitedstates wilson