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
Gulf of Tomini Gulf of Tomini The Gulf of Tomini (), also known as the Bay of Tomini, is the equatorial gulf which separates the Minahassa (Northern) and East Peninsulas of the island of Sulawesi (Celebes) in Indonesia. The Togian Islands lie near its center. To the east, it opens onto the Molukka Sea. The International Hydrographic Organization (IHO) defines the Gulf of Tomini as being one of the divisions of the East Indian Archipelago. It is defined as the waters west of the "Western limit of the Molukka Sea", which is elsewhere defined as the line running from "Tg. Pasir Pandjang ()...