 This exchange was confirmed in 1266 by King Charles of Anjou, who conceded Riccia to the famous jurist Bartolomeo De Capua, whose family ruled Riccia until 1792.In May 1397, Count Andrea De Capua brought Costanza Chiaramonte, the former queen of Naples, to Riccia.Three years earlier, after the fortunes of her family had precipitously fallen, her marriage to King Ladislaus of Naples was annulled at Gaeta.