while preparing the sketch material, mitrofan borisovich grekov died of a heart attack. he was 52 years old. grekov's desire to create a creative military association the artists are brought to life by kliment voroshilov. just two days after the death of the battle-fighter, the people's commissariat of defense issues an order to create a special separate cavalry brigade, amateur and workshop, a recruitment of talented red army soldiers is announced, the workshop receives the name of mitrofan borisovich grekov. for us, he is like such, well, the main teacher, that is, he bequeathed how a beta painter should work, that is, he must understand military affairs, that is, smell gunpowder and know all the sounds and smells. in the years during the great patriotic war, the studio of military artists was headed by people's artist of the ussr, graphic artist nikolai nikolaevich zhukov, modern greeks call him the marshal of art. the let's defend moscow poster, created by nikolai zhukov in collaboration with viktor klimashin, is widely known, as well as many other front-line posters