 On April 16, 1363 he severely defeated Bernabò Visconti and in the following years he often supplanted his old uncle Galeotto I Malatesta as Papal commander-in-chief.In 1367 he helped Pope Urban V to return to Rome, but the following year, having been unable to quench a revolt in Siena against Emperor Charles IV, he preferred to return to Rimini.He died in 1372.