What made ancient China so isolated was the dry deserts to the north and west of it, the Pacific Ocean to the east of it and the impassable mountains to the south of it.
I'm positive it is Disease.
Answer: Iltutmish
Explanation:
Iltutmish was succeeded by Razia's half-brother Ruknuddin Firuz, whose mother Shah Turkan planned to execute her. During a rebellion against Ruknuddin, Razia instigated the general public against Shah Turkan, and ascended the throne after Ruknuddin was deposed in 1236.
