Known as "Lackland," for 10 points, name this brother of Richard I who signed the Magna Carta.
This king was given theratjer flaccid nickname "Softsword" after signing the Treaty of Le Goulet the same year he put down a rebellion by the Lusignan family, which escalated into a larger war that saw his forces win at the Battle of Mirebeau. Despite that victory over his nephew, Arthur of Brittany, this man was unable to prevent the loss of Normandy. This king initially refused to recognize the appointment of Stephen (*) Langton as Archbishop of Canterbury and was excommunicated for several years by Pope Innocent III.  Late in his reign, this king put down a Welsh uprising under Llywelyn the Great and a rebellion led by a group called the Northerners, but he was less successful in handling another barons' uprising that followed his defeat at Bouvines.  Known as "Lackland," for 10 points, name this brother of Richard I who signed the Magna Carta. 
This king was given theratjer flaccid nickname "Softsword" after signing the Treaty of Le Goulet the same year he put down a rebellion by the Lusignan family, which escalated into a larger war that saw his forces win at the Battle of Mirebeau.
John "Lackland" of England 