Who was Tsedenbal?

Who was Tsedenbal? Yumjaagiin Tsedenbal (Mongolian: Юмжаагийн Цэдэнбал, Yumzhaagiin Tsedenbal [jumt͡ʃɑɡiːŋ t͡sʰɪtənpɑɮ]; Russian: Юмжагийн Цэдэнбал, romanized: Yumzhagyn Tsedenbal [jʊmʐɐˈɡɪjn t͡sɪdɪnˈbɑɫ]; 17 September 1916 – 20 “Who was Tsedenbal?”