Isabella of England Isabella of England Isabella of England (1214 – 1 December 1241) was Holy Roman Empress, Queen of the Germans, and queen consort of Sicily. She was the fourth child and second daughter of John, King of England and Isabella of Angoulême. At a friendly meeting at Rieti, Pope Gregory IX suggested to Emperor Frederick II that he marry princess Isabella, a sister of King Henry III of England. At first Frederick II was concerned to lose his French allies; but when he realized that an English marriage might end the ongoing Anglo-French feud and constitute an important step towards the
Richard I of England in June 1183 when the Young King died. With the death of Henry the Young King, Richard became the eldest surviving son and therefore heir to the English crown. King Henry demanded that Richard give up Aquitaine (which he planned to give to his youngest son John as his inheritance). Richard refused, and conflict continued between them. Henry II soon gave John permission to invade Aquitaine. To strengthen his position, in 1187, Richard allied himself with 22-year-old Philip II, the son of Eleanor's ex-husband Louis VII by Adele of Champagne. Roger of Howden wrote: The King of England was struck