Answers may vary somewhat. Possible answers are given.
1215: The Magna Carta: power of king limited
1620: The Mayflower Compact: colonists chose leaders and wrote rules to govern themselves
1628: The Petition of Right: Monarch could not collect taxes without Parliament's consent
1636: The Great Fundamentals (Massachusetts constitution): established comprehensive system of laws for colony
1639: Fundamental Orders (Connecticut): People had the right to elect the governor, judges, and representatives to make laws
1688: English Bill of Rights: Monarch has no "divine right" to rule; document set limits on what a ruler could and could not do
1690: Two Treatises on Government (John Locke): all people born free, equal, and independent; had right to life, liberty, and property; could form governments to protect their rights