The second of two instrumental tracks on Iron Maiden’s Killers album (the other being “The Ides of March”). Interestingly, both instrumentals are named after aspects of two of the biggest empires the world has ever seen: the Mongol empire and the Roman empire.

Genghis Khan was a Mongol warlord who successfully united a disparate people into one of the most fearsome ‘war-machines’ and largest empires in history.