 Nyora kupfuurira kweiyi ndima - Mushure meOctober Coup, Grigoriev akabatanidzwa mukuparadzirwa kwehutungamiri hweZemstvo Union inotungamirwa naPrince Trubetskoy. Muna Zvita 1917, Grigoriev akava nhengo yeGurukota Guru rakagadziridzwa reZemstvo Union, kwaakashanda semunyori wezvematongerwo enyika kusvika pakugadziriswa kwayo mukupera kwa1918. Kubva muna Zvita 1918, Grigoriev aive nhengo yeRCP b, achiva mumwe wevatambi vekutanga veSoviet kuve communist, ave atove nemakore makumi maviri ezviitiko zvebato muna 1938. 