Detentions on Krasnopresnenskaya Zastava Square began during the sanctioned rally itself, SOTAvision reported. Security forces pulled several young people carrying Russian and East German flags out of the crowd. No reasons for the detentions were given.
According to Yevgeny Stupin, a former Moscow City Duma deputy from the Communist Party (CPRF), the chant "Down with the Tsar!" was the pretext for the mass detentions. Ekho reported that about 20 people were detained in total.
CPRF leader Gennady Zyuganov spoke at the event, which was dedicated to the anniversary of the storming of the White House. Five prisoner transport vehicles and a patrol service car were initially stationed on the square.
During the march, participants began chanting political slogans: "Down with Roskomnadzor!", "No to political repression!", "Freedom for political prisoners!". Those gathered tried to stop the detentions and shouted "Shame!" at police officers.
On October 4, 1993, special forces units and the Russian army stormed the Supreme Soviet building, where deputies who had opposed President Boris Yeltsin were located. According to official figures, 74 people died that day, 26 of them military personnel and Interior Ministry employees, and 172 were wounded. The authorities at the time described the events as the prevention of an attempted coup.