Why did Stalin demote one of his marshals during WWII?

Grigory Kulik was a brilliant artillery commander, however, when he was entrusted with leading entire armies, it turned into a disaster for him.

Related Keywords

Germany ,Moscow ,Moskva ,Russia ,Mongolia ,Japan ,United Kingdom ,Stalingrad ,Volgogradskaya Oblast ,Rostov ,Rostovskaya Oblast ,Sinyavino ,Kaluzhskaya Oblast ,Tsaritsyn ,Volga ,Yaroslavskaya Oblast ,Finland ,Leningrad ,Sankt Peterburg ,Rostov On Don ,Ostavka ,Stavropol Skiy Kray ,Finnish ,Soviet ,British ,German ,Russian ,Germans ,Japanese ,Marshal Kulik ,Joseph Stalin ,Georgy Zhukov ,Philip Rybalchenko ,Nikita Khrushchev ,Marshal Alexander Vasilevsky ,Grigory Ivanovich ,Nikolai Voronov ,Grigory Ivanovich Kulik ,Marshal Grigory Kulik ,Grigory Kulik ,Hero Of The Soviet Union ,Red Army ,Main Artillery Directorate Of The Red Army ,Soviet Union ,General Staff ,Nazi Germany ,World War ,Russian Civil War ,Main Artillery Directorate ,Vasily Grabin ,Great Terror ,Khalkhin Gol River ,Mannerheim Line ,Western Front ,Leningrad Front ,Alexander Vasilevsky ,General Headquarters ,Chief Marshal ,Artillery Nikolai ,Supreme High Command ,Tamagne Peninsula ,High Command ,Defense Joseph Stalin ,Volga Military District ,Vasily Gordov ,Russia Beyond ,