“We, whose names are underwritten, [...] do by these presents solemnly and mutually in the presence of God, and one of another, covenant and combine our selves together into a civil body politic [...] and by virtue hereof to enact, constitute, and frame such just and equal laws, ordinances, acts, constitutions and offices, from time to time, as shall be thought most meet and convenient for the general good of the Colony, unto which we promise all due submission and obedience.” The Mayflower Compact, November 1620. It was signed by forty-one men before landing.
Read the source: Yale Law School, Avalon Project
