After the murder of Sergei Kirov in 1934, Pavlov wrote several letters to Molotov criticizing the mass persecutions which followed and asking for the reconsideration of cases pertaining to several people he knew personally.
1934年謝爾蓋·基洛夫被謀殺後，巴甫洛夫寫了幾封信給莫洛托夫，批評這樣的迫害，並希望重新考慮關於幾個他所認識的人的案件。