 The territory of the new diocese was to include the territory of the former dioceses of Nardò and of Gallipoli.Synods of unknown dates were held by Bishop Giovanni Battista Acquaviva (1536–1569) and by Bishop Fabio Fornari (1583–1596).Bishop Girolamo de Franchis (1617–1634) held a diocesan synod in 1619; he held five other synods.