[13] In March 2021, he visited Myanmar in his capacity as a military attaché and expressed Russia's commitment to maintaining friendly relations with the country.

[14] In 2022, Fomin was appointed as the representative of the Russian Ministry of Defense at the negotiations between Russia and Ukraine aimed at resolving the ongoing crisis between the two countries.

[15] As a result of his support for Russian aggression and violation of Ukraine's territorial integrity during the Russo-Ukrainian war, Fomin is subject to personal international sanctions from several countries.

Australia imposed sanctions on him in February 2022, while the United Kingdom and New Zealand followed suit in March.

In October 2022, Ukrainian President Volodymyr Zelenskyy issued a decree imposing sanctions on Fomin.