 From his base in Sicily, Sextus raided the Italian coast and blockaded the Triumvirs.Octavian's friend and admiral Quintus Salvidienus Rufus thwarted an attack by Sextus against the southern Italian mainland at Rhegium, but Salvidienus was then defeated in the resulting naval battle because of the inexperience of his crews.Only when Antony arrived with his fleet was the blockade broken.