Furthermore, Iran despises Turks (in the middle ages the Iranian lands were tossed between various Turkic powers right until the Pahlavi dynasty in 1925. They look on TurkiC rule as having damaged their national ethos
I’m not saying it will be run like the first Ottoman Empire, think of it more as a coalition.
Turkey is the one Islamic State that can unite the Muslim world. Iran cannot do it, Saudi Arabia cannot do, nor any other Arab country.
And again, the biggest threat is the support it will get from European Muslims, who will be Fifth Columnists in their host countries.