Fall of the Republic of Venice with Napoleon. On 10 June, the heir to the Duchy of Parma, Louis of Bourbon, and two days later, Napoleon invaded the Romagna, which belonged to the Papal States; on 23 June the Pope had to accept the French occupation of the northern Legations, allowing the French to occupy the port city of Ancona on the Adriatic Sea. The appearance of French warships in the Adriatic led Venice to renew the ancient decree that prohibited the entry of foreign fleets in the Venetian Lagoon, and informed Paris of that. Flotillas and fortifications were established along the lagoon's shores with the
Gulf of Batabanó to the Isle of Youth. The gulf is shallow–less than 200 feet (61 m) deep–and contains about 350 smaller islands of the Canarreos Archipelago ("los Archipiélago de los Canarreos") besides the Isle of Youth. The gulf is a center of sponge fishing. Gulf of Batabanó The Gulf of Batabanó (; ), also called the Batabanó Gulf, is an inlet or strait off southwestern Cuba in the Caribbean Sea, separating mainland Cuba from the Isle of Youth. It is located at . The gulf's northern border begins at the southern coast of Cuba in Pinar del Río Province, Artemisa Province, Mayabeque