Henry II became King of England in 1154 after twenty years of civil war. He was the first Plantagenet king, the founder of England's most successful and longest-ruling dynasty. But Henry did not come to the throne alone. He had married Eleanor of Aquitaine, a feisty, formidable and powerful woman ten years his senior. Eleanor had spent fifteen years married to Louis VII of France before he divorced her, only to be angered when she married his young...