Your challenge, should you choose to accept it, is to have Volga Bulgaria become a superpower of some kind. Whether it ends up imitating OTL Russia, Mongolia or takes a unique path is up to you. The longer it lasts the more points you get.
Ok, the PoD is that Volga Bulgaria is not steamrolled by the Mongols in this ATL. The Volga Bulgarians kneel before the Mongols and give them all the support needed in their further Western conquest. So they are not devastated and their warriors fight alongside the Mongols in the West (acquiring invaluable military experience).Your challenge, should you choose to accept it, is to have Volga Bulgaria become a superpower of some kind. Whether it ends up imitating OTL Russia, Mongolia or takes a unique path is up to you. The longer it lasts the more points you get.