Conn Iggulden

Bones of the Hills is the third book of the Conqueror series, based on the life of Mongol warlord Genghis by Conn Iggulden. It focuses mainly on the Mongol invasion of Islamic Central Asia, the war against shah Muhammad II of Khwarezm and his son Jalal ad-Din Mingburnu and the brutal massacres at Urgench and Merv.