On the afternoon of the invasion, the Investigative Committee of Russia issued a warning to Russians that they would face legal repercussions for joining unsanctioned protests related to "the tense foreign political situation".[31][32] The opposition activist Marina Litvinovich called on Instagram for street protests on the evening of 24 February[3] but was detained by police as she left her house.[34] That evening, thousands took to the streets in cities across Russia to protest the war.