Roots of Democracy By msbordenobrien Period: 600 BCE to 322 BCE Athenian Democracy 594 BCE Athenian citizens given right to vote 322 BCE Macedonian Invasion of Greece 1 CE 1 AD Period: 1142 to 1783 Iroquois (Haudenosaunee) Confederacy 1451 Probable foudation of Haudenosaunee Confederation 1775 Revolutionary War begins Period: 1776 to 2021 American Democracy 1777 Articles of Confederation ratified 1783 Revolutionary War ends 1788 Constitution ratified 2021 Present day