Mainardus IV, comes Goritiae, comes Tirolis, dux Carinthiae (1286), advocatus ecclesiae Aquileiensis, frater Alberti I comitis Goritiae († 1295)

1260_PG

Regestum

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.

Date
December 11, 1260
Place

1264_PG

Regestum

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.

Date
March 20, 1264
Place

1265_PC

Regestum

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.

Date
June 5, 1265
Place

1266_PC

Regestum

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.

Date
February 14, 1266
Place

1267_DG

Regestum

Brothers Albert I and Maynard IV, counts of Gorizia and Tirol, divide their patrimony, so that Maynard received the County of Tyrol and Albert the County of Gorizia, with the Fort on Mühlbach Pass as the natural border between the two counties.

Date
1267 (purportedly February 8)
Place

1271_DG

Regestum

The brothers Maynard IV and Albert I, counts of Gorizia and Tirol, formally divide their patrimony, with Maynard receiving the County of Tyrol and Albert the County of Gorizia, including jurisdictions in Istria.

Date
March 4, 1271
Place

1281_PG

Regestum

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.

Date
March 19, 1281
Place

1281_SA

Regestum

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.

Date
March 24, 1281
Place