Which Mongol khan led the first successful large-scale winter invasion of Russia in history?

The Mongol invasion of Russia - the invasion of the Mongol Empire on the territory of the Russian principalities in 1237-1240 years during the Western campaign of the Mongols (Kipchak campaign) 1236-1242, under the leadership of the chingisid Batu Khan and Subutai of the warlord.

So, answer : Batu Khan

See, the answer to this will be B atu:

:Batu (grandson of Genghis Khan) but operational control and effective command was by Subotai.

Genghis Khan died in 1227.

The full scale invasion of Russia took place in Winter 1237