Giovanni I Participazio (or ''Particiaco'') (died 837) was the tenth (historical) or twelfth (traditional)

Doge of Venice The Doge of Venice ( ; vec, Doxe de Venexia ; it, Doge di Venezia ; all derived from Latin ', "military leader"), sometimes translated as Duke (compare the Italian '), was the chief magistrate and leader of the Republic of Venice between 726 ...

from the death of his brother in 829 to his arrest and deposition in 836.

History

His father, Agnello, had appointed him co-doge while his brother Giustiniano was away in

Constantinople la, Constantinopolis ota, قسطنطينيه , alternate_name = Byzantion (earlier Greek name), Nova Roma ("New Rome"), Miklagard/Miklagarth (Old Norse), Tsargrad ( Slavic), Qustantiniya ( Arabic), Basileuousa ("Queen of Cities"), Megalopolis ( ...

. When Giustiniano returned, Agnello was deposed and Giovanni, who was part of the pro-

Frankish Frankish may refer to: * Franks, a Germanic tribe and their culture ** Frankish language or its modern descendants, Franconian languages * Francia, a post-Roman state in France and Germany * East Francia, the successor state to Francia in Germany ...

faction, exiled to Zara (in today's Croatia). Giovanni was recalled by his brother from Constantinople in 829 and appointed to succeed him. He was duly elected by the assembly and continued the work of Giustiniano in construction of a new basilica for the body of

Saint Mark Mark the Evangelist ( la, Marcus; grc-gre, Μᾶρκος, Mârkos; arc, ܡܪܩܘܣ, translit=Marqōs; Ge'ez: ማርቆስ; ), also known as Saint Mark, is the person who is traditionally ascribed to be the author of the Gospel of Mark. Acco ...

. The rest of his reign was occupied by quarrels and problems, internal and external. The first problem was the return of

Obelerio degli Antenori Obelerio degli Antenori (also Antenoreo) was the ninth traditional (seventh historical) Doge of Venice from 804 to 811. History He was the son of Encagilio. Already a tribune during the dogeship of Giovanni Galbaio, he and other Venetian pro-F ...

, Doge of Venice from 804 to 811, from Constantinople after twenty years of exile. He disembarked at Vigilia, near Malamocco, with a band of followers and laid claim to the dogeship. Malamocco and Vigilia declared for him and both were burned by Giovanni. Obelerio was killed and his head displayed to the people. A revolt in Venice itself placed one of the

tribune Tribune () was the title of various elected officials in ancient Rome. The two most important were the tribunes of the plebs and the military tribunes. For most of Roman history, a college of ten tribunes of the plebs acted as a check on th ...

s, Caroso, on the throne for less than six months, during which Giovanni, surprised by the participation of trusted family members in the rebellion, resided in refuge at the court of Lothair,

King of the Lombards The Kings of the Lombards or ''reges Langobardorum'' (singular ''rex Langobardorum'') were the monarchs of the Lombard people from the early 6th century until the Lombardic identity became lost in the 9th and 10th centuries. After 568, the Lombar ...

. Soon, the Participazio had removed Caroso and blinded him, recalling Giovanni to Venice. His dictatorial rule provoked an aristocratic reaction, led by the Mastalici, and one night in 836, an ambush was laid at the exit of the church of S. Pietro in Olivolo. They arrested him, tonsured him, and put him in the church at

Grado Grado may refer to: People * Cristina Grado (1939–2016), Italian film actress * Jonathan Grado (born 1991), American entrepreneur and photographer * Francesco De Grado ( fl. 1694–1730), Italian engraver * Gaetano Grado, Italian mafioso * ...

Sources

* Norwich, John Julius. ''A History of Venice''.

Alfred A. Knopf Alfred A. Knopf, Inc. () is an American publishing house that was founded by Alfred A. Knopf Sr. and Blanche Knopf in 1915. Blanche and Alfred traveled abroad regularly and were known for publishing European, Asian, and Latin American writers in ...

: New York, 1982. 837 deaths 9th-century Doges of Venice House of Participazio Year of birth unknown {{Italy-politician-stub