History of the Republic of Venice of the Sea" ceremony was established in this period. Orseolo died in 1008. Venice's control over the Adriatic was strengthened by an expedition by Pietro's son Ottone in 1017, by which time Venice had assumed a key role in balancing power between the Byzantine and Holy Roman Empires. During the long Investiture Controversy, an 11th-century dispute between Henry IV, Holy Roman Emperor and Pope Gregory VII over who would control appointments of church officials, Venice remained neutral, and this caused some attrition of support from the Popes. Doge Domenico Selvo intervened in the war between the Normans of Apulia and
Coinage of the Republic of Venice Coinage of the Republic of Venice The Coinage of the Republic of Venice include the coins produced by the Republic of Venice from the late 12th century to 1866. After this date, coins were produced in Venice by the mint. Although there is no information about coinage in what was the Duchy of Venice (a semi-independent entity within the Byzantine Empire from which the Republic of Venice originated), ancient historians such as Andrea Dandolo and Marin Sanudo mention that the privilege of coinage was given to Venice by the kings of Italy Rudolph II (in 921) and Berengar II (in