TSARIST TIMES YEARS 1918 - 1939 WORLD WAR II TO FREEDOM FILTERS 18.03.1921 – At the mercy of the Soviets On 18 March 1921, the treaty ending the Polish-Bolshevik war (the so-called Treaty of Riga) was signed in Riga. Read more 1 Reset all × 1921 × Filters Reset all × 1921 × Year— 1921 × 1579 1768 1819 1830 1833 1863 1866 1867 1892 1906 1908 1919 1920 1921 1922 1926 1928 1930 1935 1937 1939 1940 1940 1941 1941 1942 1943 1944 1945 1970 1974 1989 2020 March 18 Show (1) Cancel :