The Belarus Tactical Group was established on August 8, 2015, after negotiations with Belarusian activists and the leadership of the Ukrainian Volunteer Corps Right Sector.

[9][10] On March 9, 2022, during the Russian invasion of Ukraine, the Tactical group "Belarus" announced in its social networks that the Kastus Kalinouski Battalion had been formed, which was later transformed into a regiment.

[12] Notable members of the group includes ex-political prisoner Eduard Lobau, Belarusian opposition activist Yan Melnikov, as well as fighters with the nicknames "Warrior", "Bison" and "Tour".

[10][13] The law enforcement agencies of Belarus have repeatedly stated that citizens whose participation in the war in eastern Ukraine is proven will be punished under the "Mercenary" criminal article, the sanction of which can reach from 3 to 7 years in prison.

It lists the names of Mykhailo Zhyznevsky, who died during the Euromaidan events, as well as Ales Cherkashin and Vitaly Tilizhenko, two volunteers of the Belarus tactical group who were killed in action.

The exposition also includes items used by fighters of the tactical group "Belarus" as well as a white-red-white flag, a bulletproof vest of Alexander Cherkashin and a helmet of Vitaly Tilizhenko.