Levellers
The Levellers were a political movement active during the Wars of the Three Kingdoms who were committed to popular sovereignty, extended suffrage, equality before the law and religious tolerance. Wikipedia
Founded: July 1646
Leaders: John Lilburne; Richard Overton; William Walwyn; Thomas Prince
Ideology: Radicalism; Republicanism; Universal suffrage; Populism
Military wing: Agitators
National affiliation: Roundheads
Political position: Left-wing