Boniface I, Marquess of Montferrat the independent city communes of the Lombard League. Boniface's eldest brother, William, had died in 1177, soon after marrying Sibylla, the heiress presumptive to the Kingdom of Jerusalem. In 1179, the Byzantine emperor Manuel I Comnenus offered his daughter Maria Porphyrogenita as a bride to one of the sons of William V. Since Boniface, like his older brother Conrad, was already married, and Frederick was a priest, the youngest brother, Renier, married her instead, only to be murdered along with her during the usurpation of Andronicus. In 1183, Boniface's nephew Baldwin V was crowned co-king of Jerusalem. William V went
King of Italy of the Italians" or "King of the Italics") was introduced. After the breakup of the Frankish empire, Otto I added Italy to the Holy Roman Empire and continued the use of the title "Rex Italicorum". The last to use this title was Henry II (1004-1024). Subsequent emperors used the title "King of Italy" until Charles V. At first they were crowned in Pavia, later Milan, and Charles was crowned in Bologna. In 1805, Napoleon I was crowned with the Iron Crown of Lombardy at the Milan Cathedral. The next year, Holy Roman Emperor Francis II abdicated his imperial title. From