Again in 1488, Matthias took Ancona under his protection for a time and occupied it with a Hungarian garrison.
Its chief disadvantage is the absence of ports, the coast preserving an almost unbroken straight line, with the single exception of Ancona, the only port worthy of the name on the eastern coast of Central Italy.
Paper-making is highly developed in the provinces of Novara, Caserta, Milan, Vicenza, Turin, Como, Lucca, Ancona, Genoa, Brescia, Cuneo, Macerata and Salerno.
The largest sees exist in Venetia and Lombardy, and the smallest in the provinces of Naples, Leghorn, Forli, Ancona, Pesaro, Urbino, Caserta, Avellino and Ascoli.
The fifth region was composed solely of Picenum, extending along the coast of the Adriatic from the mouth of the Matrinus to that of the Aesis, beyond Ancona.