Until its capture by the Turks in 1453 Constantinople had been an impartial trading mart between the Western world and the East, and the Genoese had traded there freely.

• 直到1453年被土耳其人占领为止，君士坦丁堡一直是东西方两个世界之间不偏不倚的贸易中心，热那亚人曾在那儿自由交易。