King John’s sealing of Magna Carta at Runnymede in 1215 is one of the most feted moments of the Middle Ages. Yet, as this Long Read written by David Carpenter explains, it was in fact a charter issued by his son 10 years later that became fundamental to England’s history.

HistoryExtra Long Reads brings you the best articles from BBC History Magazine, direct to your ears. Today’s feature originally appeared in the February 2025 issue, and has been voiced in partnership with the RNIB.

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