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
History of the Republic of Venice parts: In 1485, the French ambassador, Philippe de Commines, wrote of Venice, In 1499 Venice allied with Louis XII of France against Milan, gaining Cremona. In the same year the Ottoman sultan moved to attack Lepanto by land and sent a large fleet to support the offensive by sea. Antonio Grimani, more a businessman and diplomat than a sailor, was defeated in the sea Battle of Zonchio in 1499. The Turks once again sacked Friuli. Preferring peace to total war against the Turks, Venice surrendered the bases of Lepanto, Modon and Coron. Venice became rich on trade, but the guilds