What group of peoples was responsible for the conquest of Kievan Russia after 1236? AP World History Chapter 9 What group of peoples was responsible for the conquest of Kievan Russia after 1236? a. Huns b. Mongols (Tatars) c. Safavid Persians d. Ottoman Turks e. Seljuk Turks Answer: B Learn More : Share this Share on FacebookTweet on TwitterPlus on Google+