Metropolitanate of Tourkia

Its name was derived from the term Tourkia (Greek: Τουρκία), used in the Byzantine Empire as a designation for the Hungarian medieval state.

[6][7] The Byzantine Emperor Constantine VII Porphyrogenitus rewarded him with the honorary title of patrikios, entitling him to a yearly subsidy.

[8] Hierotheos accompanied Gylas back to his realm where he converted many Hungarians, according to the Byzantine historian John Skylitzes.

[10] Finds of 10th-century Byzantine coins, earrings, reliquary crosses and similar artefacts abound in the region of Szeged.

[8][10] Both facts imply that Gylas' domains were located near the confluence of the Tisza and Maros,[11] but this interpretation is not universally accepted by modern historians.

Ruins of 10th-century Christian church in Alba Iulia , Romania . There are theories that it served as seat of the Metropolitanate of Tourkia, which was established under the reign of Gyula II
The Kingdom of Hungary in the 1090s, with several Eastern Orthodox monasteries also marked on the map