1184. Diet of Mainz; the functions and dignities of the electors of Germany settled.
Council of Verona; excommunication of the Roman people and the
Waldenses.
1185. Tumults at Constantinople; Andronicus murdered, which ends the Comneni dynasty; Isaac Angelus made emperor.
Prince Arthur, grandson of Henry II, born after the death of his father, Geoffrey, Duke of Brittany.
1186. Marriage of the Emperor's son, Henry, to Constance, heiress of the throne of the Two Sicilies; they are crowned king and queen of Italy at Milan.
Revolt of Bulgaria and Wallachia (Roumania); they throw off the
Byzantine yoke.
1187. Battle of Tiberias. See "SALADIN TAKES JERUSALEM FROM THE CHRISTIANS," vi, 41.
Pope Gregory VIII urges a new crusade. York Minster, England, founded.
1188. Imposition of the "tithe of Saladin," on behalf of the crusaders in England. King Richard says he "would sell London itself" to aid the cause. See "THE THIRD CRUSADE," vi, 54.
Pope Clement III again makes Rome the papal residence.