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English barons forced the monarch to grant written limits on royal power. The figure is taken from British Library, which is linked in full on this page. Every fact on Mondo Knows names its source rather than repeating an unsourced claim.

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King John sealed the Magna Carta at Runnymede in 1215

English barons forced the monarch to grant written limits on royal power

In June 1215, King John met rebellious barons at Runnymede near Windsor to seal Magna Carta. The document established the principle that even the crown was subject to the law, protecting free men from illegal imprisonment and establishing early foundations for constitutional government.

P245-Great Seal of King John - affixed to Magna Charta — John Cassell · Public domain · source

Where this comes from

British Library

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Tags: magna carta, england, monarchy

King John sealed the Magna Carta at Runnymede in 1215: the short answers

Where does this come from, and can I check it?: English barons forced the monarch to grant written limits on royal power. The figure is taken from British Library, which is linked in full on this page. Every fact on Mondo Knows names its source rather than repeating an unsourced claim.
Is this really a history fact?: Yes. It sits on the History shelf, one of 1,090 sourced facts grouped into space, animals, the human body, history, science and more. Category pages collect every fact in the same field.
What else can I read about it?: The links under the fact point to a quiz, game, puzzle or calculator on the same subject, and the shelf below shows related facts. The wording here is original, and quoted phrases are marked as quotations.