Henry the Young King fought a short war with his brother <answer>Richard</answer> in 1183 over the status of England, Normandy and Aquitaine. Henry II moved in support of <answer>Richard</answer>, and Henry the Young King died from dysentery at the end of the campaign. With his primary heir dead, Henry rearranged the plans for the succession: <answer>Richard</answer> was to be made King of England, albeit without any actual power until the death of his father; Geoffrey would retain Brittany; and John would now become the Duke of Aquitaine in place of <answer>Richard</answer>. <answer>Richard</answer> refused to give up Aquitaine; Henry II was furious and ordered John, with help from Geoffrey, to march south and retake the duchy by force. The two attacked the capital of Poitiers, and <answer>Richard</answer> responded by attacking Brittany. The war ended in stalemate and a tense family reconciliation in England at the end of 1184.
Who did Henry fight a short war with in 1183?
Richard