Istria as described in the chapters of Cosmography, penned by the anonymous Ravenna Cosmographer (Anonymus Ravennas), including the region's rendition on the famous Peutinger's Map (Tabula Peutingeriana).
Pope Alexander III confirms the spiritual and secular jurisdictions of the bishops of Poreč.
King Rudolf I issues a privilege to Boniface, the bishop of Poreč, confirming the earlier privilege issued to the Bishopric of Poreč by Otto II in 983, declaring all the previous alienations of the bishopric’s properties invalid, and confirming and re-granting the secular jurisdiction over Vrsar to the same bishopric.
Boniface, the bishop of Poreč, laments to the Holy See, complaining to Pope Boniface VIII about various crimes and alienations committed against his Church by the citizens of Poreč, the Venetian podestàs, the counts of Gorizia and his retainers, and the incumbent patriarch of Aquileia, Raymond della Torre, beseeching the pope to initiate court proceedings and promulgate a swift verdict against of all who unlawfully hold possessions and rights belonging to his bishopric (original, unredacted concept).
Boniface, the bishop of Poreč, laments to the Holy See, complaining to Pope [Boniface VIII] about various crimes and alienations committed against his Church by the citizens of Poreč, the Venetian podestàs, the counts of Gorizia and his retainers, and the incumbent patriarch of Aquileia [Raymond della Torre], beseeching the pope to initiate court proceedings and promulgate a swift verdict against of all who unlawfully hold possessions and rights belonging to his bishopric (redacted version of doc. 1295_BP1).