Simon de Montfort led the rebellion against King Henry III of England during the Second Barons' War of 1263–4, and subsequently became de facto ruler of England. During his rule ,he called two famous parliaments. The first stripped the king of unlimited authority, the second included ordinary citizens from the towns. For this reason, he is regarded today as one of the progenitors of modern parliamentary democracy.
Magna Cartas united at British Library to celebrate 800th anniversary
The four surviving 1215 Magna Carta. Magna Carta is one of the most important, well-known documents in history and this year marks its 800th anniversary. The document was agreed by King John to appease rebel barons in the heart of battle. It is considered one of the first steps towards parliamentary democracy and includes the principle that no one was above the law, including the king,