Republic of Venice Venice, at one with the sea, was being born. Agnello was succeeded by his son Giustiniano, who stole the remains of Saint Mark the Evangelist from Alexandria, took them to Venice, and made him the republic's patron saint. According to tradition, Saint Mark was the founder of the Patriarchate of Aquileia. With the patriarch's flight to Grado after the Lombard invasion, the patriarchate split into two: one on the mainland, under the control of the Lomabrds and later the Franks, and the other in Grado on the lagoons and the areas under Byzantine control; this would later become the Patriarchate
San Barnaba, Venice San Barnaba, Venice The is a small Neoclassical-style church in the " (district) of Dorsoduro in Venice. It is dedicated to the Apostle Saint Barnabas. A church at the site was built in the ninth century, but destroyed by fire in 1105. Rebuilt in 1350, it was reconstructed in its present form in 1776 under the patronage of Marcantonio Grimani using designs of Lorenzo Boschetti. The 11th-century campanile, detached from the main body of the church, has a pine-cone shaped spire from the 1300s. To the left of the church was the entrance to the " (Casino of the Aristocracy),