Complex sentence: After the Safavid conquest of Baku in 1501, the Sufi order was expelled and over centuries the "palace" fell into ruin, and was known in Baku as Baku Khans palace; this toponym moved into Russian historiography, first cited by Bartold.
Split into simpler sentences: After the Safavid conquest of Baku in 1501, the Sufi order was expelled. Over centuries the "palace" fell into ruin and was known in Baku as Baku Khans palace; this toponym moved into Russian historiography, first cited by Bartold.