What type of gesture does Donets-Krivoy Rog Soviet Republic and have in common?
Treaty of Brest-Litovsk: The Treaty of Brest-Litovsk was a peace treaty signed on 3 March 1918 between the new Bolshevik government of Soviet Russia and the Central Powers (Germany, Austria-Hungary, Bulgaria, and the Ottoman Empire), that ended Russia's participation in World War I.
i don't know