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
Baldwin I of Jerusalem Baldwin and Tancred led two separate contingents. Tancred was the first to leave Heraclea, accompanied by 100–200 troops; Baldwin and his 300 knights departed around 15September. Tancred persuaded the Seljuq garrison of Tarsus to raise his flag on the citadel on 21September, even before his troops were granted access to the town. Baldwin took advantage of the strength of his troops and compelled Tancred to leave Tarsus on the following day. The Turks replaced Tancred's banner with Baldwin's flag and allowed Baldwin to take possession of two towers. Shortly thereafter, about 300 Norman knights arrived, but Baldwin denied entry to