Unhappy with the policies of the reigning Doge, Pietro Gradenigo, Tiepolo and other members of the leading families of the old aristocracy, the Querini (Marco and Piero) and the Badoer (former Partecipazio), organized a conspiracy, put into effect on 15 June 1310, the Feast of Saint Vitus, to overthrow the Doge and the Great Council of Venice. Their plot failed due to treachery, bad planning, insufficient popular support and stormy weather.
Discontent with the policies of the ruling authority, Pietro Gradenigo, Tiepolo and other influential figures from the old aristocracy, the Querini (Marco and Piero) and the Badoer (former Partecipazio), coordinated a rebellion, carried out on 15 June 1310, the Feast of Saint Vitus, to overthrow the Doge and the Great Council of Venice. Their uprising was thwarted due to treachery, poor planning, inadequate public support and inclement weather.