 In the 17th century, Sabbatai Zevi a famous false "Messiah", lived and is presumed to be buried in Ulcinj, after being banished from Constantinople by the grand vizier there to Dulcigno (modern-day Ulcinj).Famous Czech medieval Lenka Blehova Čelebič recently published a pioneering work entitled "Traces of the Jews in Bay of Kotor", in which she emphasized the influence of the Jews for the development of trade in these areas, stating that in many trading deals, they were at the same level as the merchants from Dubrovnik.Especially in the organization of international trade.