As a member of the Left Front, she is the only lawmaker to be part of an organisation explicitly opposed to the rule of President Vladimir Putin.

She took an active part in 2011 post-election rallies, and after Sergei Udaltsov was arrested in the Bolotnaya Square case, Anastasia acted as the coordinator of the Left Front.

[4][5] The media also reported on massive abuse of early voting in favor of United Russia party.

[6] On 2 June 2022, CPRF leader Gennady Zyuganov announced that Anastasia Udaltsova would be given the seat of Valery Rashkin, who was stripped of his parliamentary immunity.

[8] Udaltsova is married to Sergei Udaltsov, who has served an almost five-year prison term for his role in protests against President Vladimir Putin.