Filipino-American War (1899-1909)
Russo-Japanese War (1904-1906)
Mexican Civil War (1910-1914)
Balkan War (1912)
1913 War (1913)
Russo-German War (1913-1915)
2nd Mexican War (1914-1916)
Italian Civil War (1919-1920)
French Civil War (1920)
Russo-Ottoman War (1925-1926)
Brazilian Civil War (1926-1931)
Spanish Civil War (1928-1931)
Great South American War (1932-1935)
Global War (1933-1937)
2nd Italian Civil War (1938-1941)
Greek Civil War (1938-41)
2nd French Civil War (1939-1940)
Russian Civil War (1941)
Arabian War (1966-1968)
Three-day War (1967)