Facing a baronial revolt over crushing taxation and arbitrary rule, King John met his opponents in a meadow beside the Thames and agreed to the charter's 63 clauses. It promised protections against unlawful imprisonment and limits on royal power. John repudiated it within weeks, and war followed anyway, but the document survived as a foundational reference point for constitutional government in the English-speaking world.
The scene at Runnymede was less a triumphant ceremony than a tense standoff. King John, cash-poor from failed wars in France and despised for extorting his barons, arrived to find an armed camp of rebels who had already seized London. He had no real choice but to negotiate.
Magna Carta itself was a grab-bag of feudal grievances — rules about inheritance fees, forest law, and fish weirs on the Thames — rather than a grand declaration of liberty. But clause 39, promising that no free man would be imprisoned or stripped of rights except by lawful judgment of his peers, and clause 40, vowing that justice would not be sold or delayed, gave it enduring power. Pope Innocent III annulled the charter within ten weeks at John's request, triggering the First Barons' War.
Yet the idea refused to die. Reissued by later kings, invoked by Edward Coke against the Stuarts, and cited by American revolutionaries, Magna Carta became less a historical document than a myth of liberty under law — a meadow moment that outgrew the men who created it.
Key people: King John of England, Robert Fitzwalter