MAGNA CARTA
Along with these rights was habeas corpus (means you have body) people could not be kept in jail without a reason. The document was a series of written promises between the king and his subjects that he, the king, would govern England and deal with its people according to the customs of feudal law. Magna Carta was an attempt by the barons to stop a king - in this case John - abusing his power with the people of England suffering.