[citation needed] On 23 June 2006, Chaika became Russian Prosecutor-General, effectively swapping jobs with his predecessor Vladimir Ustinov who took up the post of justice minister.

[10][11][12][13][14] On 27 December 2006, he accused Leonid Nevzlin, a former vice president of Yukos, exiled in Israel and wanted by the Russian authorities for a long time, of involvement in Alexander Litvinenko poisoning, a charge dismissed by the latter as a nonsense.

[15] On 16 January 2007, Chaika announced that the Tambov Gang had recently forcefully taken over 13 large enterprises in Saint Petersburg and was subject to an investigation.

[20] On 3 February 2016, the group Pussy Riot released a satirical music video titled Chaika, alluding to Navalny's findings.

[21] On March 15, 2017, the Ministry of Justice in Russia filed a claim with the Supreme Court of the Russian Federation seeking "to declare the religious organization, the Administrative Center of Jehovah’s Witnesses, extremist, ban its activity, and liquidate it.

[citation needed] In response to the 2022 Russian invasion of Ukraine, on 6 April 2022 the Office of Foreign Assets Control of the United States Department of the Treasury added Chaika to its list of persons sanctioned pursuant to Executive Order 14024.