“My reaction was one of amazement and, in a way, awe that I should have managed to find a previously unknown Magna Carta,” said David Carpenter, a professor of medieval history at King’s College ...

The Magna Carta was originally signed in 1215 by King John of England and is a hugely significant constitutional document.

A manuscript of the Magna Carta, known as HLS MS 172, which was believed to have been a copy made of the infamous document ...