1914-1918 35 1914 - 1918 22 20th century 12 1917 11 1918 11 1919 10 1915 7 1916 6 1920 6 1871-1918 4 1900-1999 2 1914 2 1921 2 1922 2 1923 2 1924 2 Civil War, 1861-1865 2 1846-1921 1 1856-1924 1 1859-1941 1 1861-1953 1 1914-1930 1 1914-1945 1 1914-2003 1 1915-1918 1 1917-1920 1 1925 1 1925-1930 1 1927 1 1929 1 1934 1 1937 1 1940 1 1984 1 1999 1 2014 1 2017 1 Allied occupation, 1918-1930 1 Mehmed V, 1909-1918 1 Revolution, 1775-1783 1 War of 1812 1