İznik

The main attraction are the tiles: over twenty thousand of them, constituting such a tall order that the İznik kilns were practically exhausted. Still in evidence are the clear bright colors of the best period of late sixteenth-century İznik ware, including flower and tree panels as well as more abstract designs. […] It’s hard to believe that İZNİK, a somnolent farming community at the east end of the lake of the same name, was once the seat of empires and scene of desperate battles.

1991, Rosie Ayliffe, Marc Dubin, John Gawthrop, Turkey (The Real Guides), Prentice Hall Press, →ISBN, pages 84 and 178

In 1204, when Istanbul was conquered by the armies of the Fourth Crusade and Byzantine rule came to an end, İznik fell to the lot of Louis de Blois, one of the Crusading knights. But Theodoros Laskaris I (1204-1222) who was trying to revive the Byzantine State, captured İznik and founded an empire here.

1996, Bursa, Republic of Turkey Ministry of Culture, translation of original by Ahmet Hamdi Tanpınar, page 90

The first of the excavations set up in 1963 in İznik, managed by Prof. Dr. Oktay Aslanapa, discovered outside the city walls, in the ruins of the Orhan İmaret two types of hexagonal wall tiles made of red clay.

2000, The Great Ottoman-Turkish Civilisation: Culture and Arts, Yeni Türkiye, translation of original by Kemal Çiçek, Ercüment Kuran, Nejat Göyünç, İlber Ortaylı, and Güler Eren, →ISBN

CHARACTERIZATION OF İZNIK CERAMICS

2002, Archaeometry 98: Proceedings of the 31st Symposium, Budapest, April 26 - May 3 1998, volume II, Archaeopress, →ISBN, page 621

In this case, it would not be wrong to say that Bozan had come to İznik in the middle or maybe at the second half of that year (1092). Also, Emir Bozan came to İznik, he made many attacks against the city to conquer it by force.

2002, The Turks: Middle Ages, translation of original by Hasan Celal Güzel, Cem Oğuz, and Osman Karatay, page 437, column 1