The Italians proved uncontrollable by imperial authority: in 1162, for instance, the Pisans together with a few Venetians raided the Genoese quarter in Constantinople, causing much damage.
事实证明帝国当局无法控制这些意大利人：例如，在1162年，比萨人和少数威尼斯人袭击了君士坦丁堡的热那亚区，造成了很大的损害。