He undermined the authority of Soviet power. A memorial plaque, "Last Address," was erected in Tomsk in memory of the executed history teacher.

Sergei Porfiryevich Tyutryumov арестовали On February 18, 1938, the case of the so-called cadet-monarchist rebel organization "Union for the Salvation of Russia" was brought. According to investigators, it was allegedly created in 1933 by former Prince Volkonsky on instructions from the White Guard foreign organizations "Union of the Brotherhood of Russian Truth" and "Russian All-Military Union." The organization was intended to "launch an armed uprising and achieve the overthrow of Soviet power."

In the counterrevolutionary organization, Sergei Porfiryevich, according to investigators, was engaged in "recruiting new members from among individuals hostile to Soviet power" and conducted "counterrevolutionary anti-Soviet agitation aimed at undermining the authority of Soviet power." A total of 1035 people were arrested in Tomsk in connection with this case, 928 of whom were executed, including Tyutryumov. He was killed on March 7, 1938.

"The Last Address" is a public initiative whose goal is to perpetuate the memory of the victims of political repression and state arbitrariness of the Soviet regime.