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 Finland depression was somewhat reshaped by glacier's activities. Its retreat formed the Littorina Sea, whose water level was some 7–9 metres higher than the present level of the Baltic Sea. Some 4,000 years ago the sea receded and shoals in the gulf have become its islands. Later uplifting of the Baltic Shield skewed the surface of the gulf; for this reason, its ancient northern shores are significantly higher than the southern ones. The climate in the area is humid continental climate, characterized by temperate to hot summers and cold, occasionally severe winters with regular precipitation. The vegetation is dominated by a