Medvedev took part in campaigns to restore constitutional order in Tajikistan during that country's civil war.

[1][2] In April 2002, Medvedev enlisted in the security services, and completed several tours of duty in the North Caucasus region, where he participated in counter-terrorism operations.

[3] During the FSB operation on 8 March 2005 in Tolstoy-Yurt during which Aslan Maskhadov was killed, Kommersant reported that documents were found which indicated that the insurgent field commander Dokka Umarov was using an apartment on Bogdan Khmelnitsky Street in Leninsky District of Grozny as a base of operation.

[4] On 15 April 2005, whilst carrying out a special operation in Grozny, Medvedev and two comrades of the Vympel unit of the FSB were killed.

[3] On 18 May 2005, President Vladimir Putin bestowed on Medvedev the title "Hero of the Russian Federation".