Question: What type of gesture does Donets-Krivoy Rog Soviet Republic and have in common?
Sentence (from "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.
Relevant evidence: Yes