Ulricus I de Reifenberg, de domo Reifenberg, ministerialis comitum Goritiae

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 enfeoffs his father-in-law Count Albert III of Tyrol with all the fiefs he holds from the patriarch of Aquileia and from the duke of Carinthia.

Berthold, Patriarch of Aquileia, and Count Maynard III of Gorizia form a mutual alliance against the citizens of Koper, agreeing not to make separate peace settlements until both receive satisfaction for injuries committed against them.

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).

Wilhelm of Fontanabona sells Count Maynard III of Gorizia all his serfs throughout Istria, from San Giovanni di Duino southwards, for 1200 pounds of Veronese pennies. The Count promises to repay the debt in two installments: 600 pounds to be paid on the following feast of St. Peter and 600 on the following Christmas Day.

Patriarch Berthold V of Andechs and Count Maynard III of Gorizia elect arbitrators to arbitrate their disputes.

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.

Count Maynard III of Gorizia gives Pietro Dandolo another third of the fief that his uncle and father, Maynard II and Engelbert III, had granted to the late brothers Andrea and Enrico Dandolo and their nephew Marino. The Dandolos thus concentrate two-thirds of the said fief in their hands, which includes half of the tithes in Kaštion and Pidrizago and eight tithes in Piran.

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.

Count Maynard III of Gorizia grants Winther of Pazin and his wife Hedwig the castle of Gotnik with its dependencies and revenues, with the exception of the household of Puzil of Karsperg. In addition, Winther is granted half of the revenues of the wine tithe on the mountain called Ungara, and the rights Count Maynard III had in Winther’s three villages. The granted fief is inheritable in both male and female lines, and its possession is conditional upon faithful service to House Gorizia.

Patriarch Gregory of Montelongo and counts Maynard IV and Albert I of Gorizia sign a peace treaty, ending all hostilities, addressing a number of unresolved issues, and promising each other mutual aid.

Albert, the bishop of Concordia and deputy of Patriarch Gregory of Montelongo, acting in the patriarch’s name, and Count Maynard IV of Gorizia, representing himself and his brother, Count Albert I, agree to appoint Cono of Moruzzo and John of Cucagna as arbiters tasked with settling the dispute between the counts of Gorizia and Patriarch Gregory regarding all the damages the parties committed against each other from the signing of the Peace of Buzet (doc. 1264_PG) onward.

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.