https://en.wikipedia.org/wiki/Greater_Iran
WebGreater Iran (Persian: ایران بزرگ, romanized: Irān-e Bozorg) refers to a region covering parts of Western Asia, Central Asia, South Asia, Xinjiang, and the Caucasus, where both Iranian culture and Iranian languages have had a significant presence and impact. Historically, this was a region long-ruled by the dynasties of various Iranian empires, under whose rule the …