The Seljuk dynasty of Rum, as successors to the Great Seljuks, based its political, religious and cultural heritage on the Perso-Islamic tradition and Greco-Roman tradition,Saljuqs: Saljuqs of Anatolia, Robert Hillenbrand, The Dictionary of Art, Vol.27, Ed. Jane Turner, (Macmillan Publishers Limited, 1996), 632. even to the point of naming their sons with Persian names.Rudi Paul Lindner, Explorations in Ottoman Prehistory, (University of Michigan Press, 2003), 3. As an expression of Turko-Persian culture, Rum Seljuks patronized Persian art, architecture, and literature. Unlike the Seljuk Empire, the Seljuk sultans of Rum had Persian names such as Kay-Khusraw, Kay-Qubadh and Kay-Ka'us. The bureaucrats and religious elite of their realm was of Persian stock. In the 13th-century, the majority of the Muslim inhabitants in major Anatolian urban hubs reportedly spoke Persian as their main language. It was in this century that the proneness of imitating Iran in terms of administration, religion and culture reached its zenith, resulting in the creation of a "second Iran" in Anatolia.
