BOLOGNA, one of the legations or provinces of the Papal States, bounded on the north by Ferrara, east by Ravenna, south by Tuscany, and west by Modena. Area 1430 square miles; pop. 350,600. It is a district of great natural fertility, and though but indifferently cultivated produces abundant crops of rice, barley, wheat, and pulse, besides hemp, flax, silk, oil, wine, figs, almonds, chestnuts, and other fruits.