Did Ottoman sultans speak Greek?

Educated Ottoman Turks spoke Arabic and Persian, as these were the main non-Turkish languages in the pre-Tanzimat era. In most of Anatolia, Turkish was the majority language, but Greek, Armenian and, in the east and southeast, Kurdish and Aramaic languages were also spoken.

Who founded Sultanate of Rum?

Süleyman I
In fact one of the most powerful of these vassal states had been founded by a member of Seljuk house and the name of this state was the Sultanate of Rum. The founder of the state was Süleyman I. Paternal grandfathers of the sultan Melik Shah of Great Seljuk Empire and Suleyman I were brothers.

What language did Ottoman sultans speak?

Ottoman Turkish
Ottoman Turkish is the variety of the Turkish language that was used in the Ottoman Empire. Ottoman Turkish was based on Anatolian Turkish and used in the Ottoman Empire for administrative and literary language between 1299 to 1923. It is not a spoken language. It is primarily a written language.

What language do they speak in Istanbul?

Turkish
Turkish language

Turkish
Native speakers	75.7 million (2002 est) to over 80 million (2021 estimate) 88 million (L1 + L2)
Language family	Turkic Common Turkic Oghuz Western Oghuz Turkish
Early forms	Old Anatolian Turkish Ottoman Turkish
Standard forms	Istanbul Turkish

Did the Seljuks drink wine?

Draining his glass of wine, Selim replied, ‘I live for today, and think not of tomorrow. ‘ One of his first acts as sultan was to repeal the ban on wine imposed by his father, Sultan Süleyman the Magnificent. For the rest of his reign, drinking, in Istanbul at least, was entirely free of restraint.

What language did the Seljuks speak?

Seljuk Empire

The Great Seljuk Empire
Common languages	Persian (official and court; literature and lingua franca) Oghuz Turkic (dynastic and military) Arabic (theology, law and science)
Religion	Sunni Islam (Hanafi)
Government	De facto: Independent Sultanate De jure: Under Caliphate
Caliph

https://www.youtube.com/watch?v=AB8tjs5wBrw