The Treaty of Brest-Litovsk ended a war between these nations.
Finland and Russia
Germany and Russia
Italy and Austria
Poland and Russia
Sweden and Prussia
War between Germany and Russia. Signed in March 1918, it was an armistice between the Bolshevik government that had taken control of Russia the previous autumn and the Central Powers. When the Western allies forced Germany to capitulate in November, they required the Treaty of Brest-Litovsk be revoked.