Mezue ahịrịokwu na-esonụ: Mgbe Operation Barbarossa bidoro na 22 June, Dyakonov hapụrụ ụlọ akwụkwọ ahụ ma na Septemba weghaara iwu nke 27th Separate Cadet Rifle Brigade. Ruo ọnwa Nọvemba, ndị agha ahụ lụrụ ọgụ na ọgụ siri ike na nso Moscow, mgbe ahụ, a kpọfere ya na Kalinin Front ma lụọ ọgụ na mbibi nke ndị agha German gburugburu Ọdọ Mmiri Seliger, ijide Molotitsy na gburugburu nke Demyansk Pocket. N'abalị iri abụọ na itoolu n'ọnwa Jenụwarị mgbe ahụ, Ọchịagha Dyakonov weghaara iwu nke 257th Rifle Division nke 3rd Shock Army, nke o duziri na
Toropets na-awakpo Kholm. Ndị otu ya gara n'ihu karịa kilomita 380 na-alụ ọgụ site na Ostashkov ruo Velikiye Luki, wee banye na nchekwa. N'oge opupu ihe ubi nke 1942, e debere Brigade Rifle nke 31 na battalion abụọ na-egwu ski n'okpuru njikwa nke nkewa, na-agbasawanye usoro nchekwa ya site na 40 ruo 80 km. N'oge Agha nke Velikiye Luki, nkewa ahụ pụtara ìhè na ijide obodo na ebe ndị ọzọ e wusiri ike, maka nke a gbanwere ya na 91st Guards Rifle Division na Eprel 18.