Pietro Gradenigo (1251 – 13 August 1311) was the 49th

Doge of Venice The Doge of Venice ( ) – in Italian, was the doge or highest role of authority within the Republic of Venice (697–1797). The word derives from the Latin , meaning 'leader', and Venetian Italian dialect for 'duke', highest official of the ...

, reigning from 1289 to his death. When he was elected Doge, he was serving as the

podestà (), also potestate or podesta in English, was the name given to the holder of the highest civil office in the government of the cities of central and northern Italy during the Late Middle Ages. Sometimes, it meant the chief magistrate of a c ...

of Capodistria in Istria. Venice suffered a serious blow with the Fall of Acre, the last Crusader stronghold in the mainland, to the Mamluks of Egypt in 1291. The war between Venice and Genoa began in 1294, and Venice sustained some serious losses: it lost a naval battle; its possessions in

Crete Crete ( ; , Modern Greek, Modern: , Ancient Greek, Ancient: ) is the largest and most populous of the Greek islands, the List of islands by area, 88th largest island in the world and the List of islands in the Mediterranean#By area, fifth la ...

were pillaged; and the

Byzantine The Byzantine Empire, also known as the Eastern Roman Empire, was the continuation of the Roman Empire centred on Constantinople during late antiquity and the Middle Ages. Having survived the events that caused the fall of the Western Roman E ...

emperor, Andronikos II, arrested many Venetians in

Constantinople Constantinople (#Names of Constantinople, see other names) was a historical city located on the Bosporus that served as the capital of the Roman Empire, Roman, Byzantine Empire, Byzantine, Latin Empire, Latin, and Ottoman Empire, Ottoman empire ...

. In response, the Venetian fleet sacked

Galata Galata is the former name of the Karaköy neighbourhood in Istanbul, which is located at the northern shore of the Golden Horn. The district is connected to the historic Fatih district by several bridges that cross the Golden Horn, most nota ...

and threatened the imperial palace of

Blachernae Blachernae () was a suburb in the northwestern section of Constantinople, the capital city of the Byzantine Empire. It is the site of a water source and a number of prominent churches were built there, most notably the great Church of St. Mary of ...

, but in 1298 they lost again - this time at Curzola. Eventually, in 1299 the two republics signed a peace treaty. Doge Gradenigo was responsible for the so-called '' Serrata del Maggior Consiglio'', the "locking" or "closing" of the

Great Council of Venice Great may refer to: Descriptions or measurements * Great, a relative measurement in physical space, see Size * Greatness, being divine, majestic, superior, majestic, or transcendent People * List of people known as "the Great" * Artel Great (bo ...

. This new law, passed in February 1297, restricted membership of the future Councils only to the descendants of those nobles who were its members between 1293 and 1297. This move created an

oligarchic Oligarchy (; ) is a form of government in which power rests with a small number of people. Members of this group, called oligarchs, generally hold usually hard, but sometimes soft power through nobility, fame, wealth, or education; or throug ...

system, disenfranchising a great majority of the citizens and provoking some unrest. In 1308, during Gradenigo's reign as doge, Venice became involved in war with the

Papacy The pope is the bishop of Rome and the Head of the Church#Catholic Church, visible head of the worldwide Catholic Church. He is also known as the supreme pontiff, Roman pontiff, or sovereign pontiff. From the 8th century until 1870, the po ...

over the control of

Ferrara Ferrara (; ; ) is a city and ''comune'' (municipality) in Emilia-Romagna, Northern Italy, capital of the province of Ferrara. it had 132,009 inhabitants. It is situated northeast of Bologna, on the Po di Volano, a branch channel of the main ...

and on 27 March 1309 the Republic was excommunicated by

Pope The pope is the bishop of Rome and the Head of the Church#Catholic Church, visible head of the worldwide Catholic Church. He is also known as the supreme pontiff, Roman pontiff, or sovereign pontiff. From the 8th century until 1870, the po ...

Clement V Pope Clement V (; – 20 April 1314), born Raymond Bertrand de Got (also occasionally spelled ''de Guoth'' and ''de Goth''), was head of the Catholic Church and ruler of the Papal States from 5 June 1305 to his death, in April 1314. He is reme ...

, barring all Christians from trading with Venice. The Doge's policy, seen by many as disastrous, led to a plot to depose him and the Great Council, led by Bajamonte Tiepolo and other members of the aristocratic families. On 15 June 1310, the coup failed and its leaders were severely punished. Tiepolo's plot led to the creation of the

Council of Ten The Council of Ten (; ), or simply the Ten, was from 1310 to 1797 one of the major governing bodies of the Republic of Venice. Elections took place annually and the Council of Ten had the power to impose punishments upon Venetian nobility, patric ...

, initially as a temporary institution, which later evolved into the permanent body which in reality governed the Republic. On 13 August 1311, Gradenigo died, and, since Venice was under

interdict In Catholic canon law, an interdict () is an ecclesiastical censure, or ban that prohibits certain persons or groups from participating in particular rites, or that the rites and services of the church are prohibited in certain territories for ...

and the religious ceremonies could not be held, he was buried in an unmarked grave on

Murano Murano is a series of islands linked by bridges in the Venetian Lagoon, northern Italy. It lies about north of Venice and measures about across with a population of just over 5,000 (2004 figures). It is famous for its glass making. It was o ...

. He was married first to Tomasina Morosini (with whom he had a daughter, Anna, wife of Jacopo I da Carrara) and then to Agnese Zantani. Staley, Edgcumbe: The dogaressas of Venice : The wives of the doges. London : T. W. Laurie
/ref> His granddaughter, Alvica Gradenigo, was later

dogaressa Dogaressa ( , , ) was the official title of the wife of the Doge of Venice. The title was unique for Venice: while the heads of the Republic of Genoa were also called Doge, the wives of the Doges of Genoa were not called ''Dogaressa'', nor did ...

References

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* {{DEFAULTSORT:Gradenigo, Pietro 1251 births 1311 deaths Kingdom of Candia 13th-century Doges of Venice 14th-century Doges of Venice People of the War of Curzola

Pietro Pietro is an Italian language, Italian masculine given name. Notable people with the name include: People * Pietro I Candiano (c. 842–887), briefly the 16th Doge of Venice * Pietro Tribuno (died 912), 17th Doge of Venice, from 887 to his dea ...