Aquileian Patriarch and Istrian Margrave Wolfger confirms the temporal jurisdictions that the Church of Poreč enjoys by way of donations issued by previous patriarchs of Aquileia (13th-century forgery).
Aquileian Patriarch Berthold V of Andechs and his nephew Count Maynard III of Gorizia settle their dispute regarding transit rights over the Kreuzberg Pass (Monte Croce) and the customs duties at Chiusaforte, agreeing that Maynard would provide safe conduct to Bavarians and those from north of Niederwölz coming via the Tauern passes, while the patriarch would collect two-thirds of the usual Chiusaforte tolls from travelers from Austria, Styria, and Carinthia who chose the Kreuzberg route.
Count Maynard III of Gorizia promulgates an arbitrational sentence in a dispute between Aquileian Patriarch Berthold V and the Commune of Koper regarding the elections of podestàs, the prerogatives of the appointed gastalds and the administration of criminal justice, fines above a hundred bezants and the patriarch’s right to emend the local statute.
Berthold V of Andechs, the patriarch of Aquileia, and Count Maynard III of Gorizia, the advocate of the Church of Aquileia, arrange a deal regarding the marriage of their respective ministerials, Stephan of Castelnuovo (the count's ministerial) and Ingelradis of Pinzano (from the family of the patriarch’s ministerials).
Settlement of dispute between the Patriarch Bertold V and Count Maynard III of Gorizia by way of the arbitrational sentence promulgated by arbiters Bernard of Strassold and Clizo of Mels. Among other things, the Gorizian is forced to relinquish everything he had usurped in Istria.
Patriarch elect Gregory of Montelongo promises to Count Maynard III of Gorizia, the advocate of the Church of Aquileia, to recognize the arbitrational settlement between him and the late Patriarch Berthold (doc. 1251_SA), and that he would seek its confirmation by the Holy See.
Granting the petition of the envoys of Koper, Aquileian Patriarch and Istrian Margrave Gregory of Montelongo grants the Commune of Koper the right to elect a Venetian as their podestà for a term of one year.
Having petitioned and received the right to elect their own podestà for a year, the envoys of the Commune of Motovun elect Senisio de Bernardis of Padua as their podestà, and the Patriarch-Margrave Gregory of Montelongo approves the election.
Having petitioned and received the right to elect their own podestà for a year, the envoys of the Commune of Poreč elect Zaninus de Marco [of Koper] as their podestà, and the Patriarch-Margrave Gregory of Montelongo approves the election.
Patriarch Gregory of Montelongo and Count Maynard IV of Gorizia reach an accord regarding the properties pledged to the count, Monfalcone, Cormòns, and the investiture of hereditary fiefs enjoyed by the count from the Church of Aquileia.
Having petitioned and received the right to elect their own podestà for a year from the Aquileian Patriarch and Istrian Margrave Gregory of Montelongo, the envoys of the Commune of Motovun elect Biaquino of Momjan as their podestà, and Patriarch-Margrave Gregory of Montelongo approves the election.
Gregory of Montelongo, the patriarch of Aquileia, and Albert I, Count of Gorizia (acting also for his brother Maynard IV), enter into a mutual defense pact with specific terms regarding military assistance to quell the rebellion in Motovun, division of spoils, and dispute resolution, secured by the exchange of castles held in custody by the lords of Momjan.
Aquileian Patriarch Gregory of Montelongo and Count Albert I of Gorizia form an alliance against the Commune of Koper, with the count pledging military assistance and the patriarch promising equal division of seized goods and prisoners should the city be taken, while maintaining jurisdiction over the city itself and agreeing not to make peace without the count’s consent.
Aquileian Patriarch Gregory of Montelongo and Count Albert I of Gorizia agree to support each other militarily against the Commune of Koper should either party be attacked, with the patriarch first attempting diplomatic resolution through letters or messengers before military action in case of Koper’s attack on the Gorizian count.
Aquileian Patriarch Gregory of Montelongo pledges to submit to arbitration by King Ottokar II of Bohemia and Archbishop Vladislaus of Salzburg regarding his capture by Count Albert I of Gorizia and his allies (including Frederick of Caporiacco, the brothers Dietalm and Henry of Villalta, James of Ragogna, and the Commune of Koper), committing to restore the count and his allies to their previous status and address all grievances between the parties, offering the castles of Gemona and Chiusa as security to be forfeited to the count should he fail to comply, while also promising to seek papal absolution for the count and his allies from excommunication incurred due to his capture.
Asquin the dean and the chapter of Aquileia together with Hartwig of Castellerio the deputy, all acting on behalf of the Patriarchate of Aquileia during the sede vacante period, accord a privilege to the Commune of Buzet as a reward for their loyalty and steadfastness during the past war, exempting them from an annual tax in money that they had customarily paid to the Church of Aquileia.
Raymond della Terra, the patriarch of Aquileia, appoints Manfred Cagapisto and Jacob Porrezionis as his legal representatives with the power of attorney to conclude a new deal with the doge and the Commune of Venice.
A peace treaty is reached between Aquileian Patriarch Raymond della Torre and his advocate Albert, Count of Gorizia, together with his allies which included the Commune of Koper and Piran.
Aquileian Patriarch Raymond della Torre promises Count Albert I of Gorizia that he will grant him the village of Barban in Istria, in accordance with the terms of arbitration previously agreed upon by their respective representatives, once he has received absolution from his current excommunication, so that the excommunication shall not prejudice Albert’s future claim to the property.
At the behest of the Venetian ambassador Pietro Quirino and in front of the incumbent Venetian vicedominus in Aquileia, Pietro Foscari, Raymond della Torre, the patriarch of Aquileia, by way of his representative Guido Inglozio, solemnly swears to uphold the treaty that his envoys concluded with Venice [in 1275].
Aquileian Patriarch Raymond della Torre and Count Albert I of Gorizia submit their dispute regarding a number of contentious matters to the arbitration of Count Maynard II of Tirol and Gherardo III of Camino.
Arbitral award pronounced by Count Maynard II of Tirol and Gherardo III of Camino regarding a number of contentious issues between the Aquileian Patriarch Raymond della Torre and Count Albert I of Gorizia.
Hugh II of Duino appoints Dietrich of Momjan as his representative to inform the brothers of House Pula that he consents to the delivery of the sentence promulgated by Duke Ulrich III Spanheim of Carinthia, previously deposited with him and the late Monfiorito of Pula by Patriarch Raymond and Count Albert I of Gorizia, to whichever messenger the patriarch might send for this purpose.