Start |
Finish |
Name of Conflict |
Belligerents |
Victorious party (if applicable) |
Defeated party (if applicable) |
1900 |
1900 |
War of the Golden Stool |
United Kingdom |
Ashanti Empire |
1900 |
1920 |
Somaliland Campaign |
British Empire Ethiopian Empire Italian Empire |
Dervish State |
1901 |
1902 |
Anglo-Aro War |
United Kingdom |
Aro Confederacy |
1901 |
1936 |
Holy Man's Rebellion |
French Indochina Siam |
Phu Mi Bun Movement |
1902 |
1903 |
Bailundo Revolt of 1902 |
Portuguese Empire |
Ovimbundu Kingdoms Kisanji Luimbi |
1902 |
1903 |
Venezuelan crisis of 1902–03 |
Venezuela
|
German Empire United Kingdom Kingdom of Italy |
1903 |
1903 |
May Coup (Serbia) |
Kingdom of Serbia |
House of Karađorđević |
1903 |
1903 |
Ilinden–Preobrazhenie Uprising |
Ottoman Empire |
Internal Macedonian Revolutionary Organization |
1903 |
1904 |
British expedition to Tibet |
United Kingdom |
Tibet |
1903 |
1907 |
Saudi–Rashidi War |
Emirate of Nejd and Hasa |
Emirate of Ha'il |
1904 |
1904 |
1904 Sasun uprising |
Ottoman Empire |
Armenian rebels |
1904 |
1908 |
Herero Wars |
German Empire (including German colonial forces) |
Herero and Namaqua peoples |
1904 |
1905 |
Russo-Japanese War |
Empire of Japan |
Russian Empire Principality of Montenegro |
1904 |
1908 |
Macedonian Struggle |
Hellenic Macedonian Committee |
Internal Macedonian Revolutionary Organization |
1905 |
1905 |
Argentine Revolution of 1905 |
Argentina |
Radical Civic Union |
1905 |
1905 |
Łódź insurrection (1905) |
Russian Empire |
Polish worker militias |
1905 |
1907 |
Revolution of 1905 |
Russian Empire |
Revolutionaries |
1905 |
1907 |
Maji Maji Rebellion |
German Empire |
Indigenous rebels |
1906 |
1906 |
Dutch intervention in Bali (1906) |
The Netherlands |
Badung Tabanan Klungkung |
1906 |
1906 |
Bambatha Rebellion |
British Empire |
Zulu |
1906 |
1908 |
Theriso revolt |
Ottoman Empire |
Cretan rebels |
1907 |
1907 |
1907 Romanian Peasants' Revolt |
Kingdom of Romania |
Romanian peasants |
1907 |
1907 |
Honduran-Nicaraguan War |
Nicaragua |
Honduras |
1908 |
1908 |
Young Turk Revolution |
Young Turks |
Ottoman Empire |
1908 |
1908 |
Dutch intervention in Bali (1908) |
The Netherlands |
Karangasem Klungkung Gelgel |
1908 |
1908 |
Dutch–Venezuelan crisis of 1908 |
The Netherlands |
Venezuela |
1909 |
1909 |
De Zeven Provinciën Mutiny |
The Netherlands |
Dutch Navy rebels |
1909 |
1910 |
Second Melillan campaign |
Spain |
Riffian people |
1909 |
1911 |
Ouaddai War |
France |
Ouaddai Empire |
1910 |
1910 |
Albanian Revolt of 1910 |
Ottoman Empire |
Albanian rebels |
1910 |
1910 |
5 October 1910 revolution |
Portuguese Republican Party |
Kingdom of Portugal |
1910 |
1910 |
Chinese expedition to Tibet (1910) |
Qing Empire of China |
Tibet |
1910 |
1911 |
Sokehs Rebellion |
German Empire |
Soheks rebels |
1910 |
1920 |
Mexican Revolution |
Maderistas Orozquistas Villistas Zapatistas Carrancistas Magonistas Seditionistas |
Mexico |
1910 |
1919 |
Border War (1910–19) Part of the Mexican Revolution |
Constitutionalistas United States Maderistas |
Villistas |
1910 |
1915 |
Bandit War Part of the Mexican Revolution |
Texas Rangers |
Seditionistas
Carrancistas |
1911 |
1911 |
Albanian Revolt of 1911 |
Ottoman Empire |
Albanian Malësorë (highlanders) and Catholic tribes from Scutari Vilayet |
1911 |
1911 |
Second Guangzhou Uprising |
Qing Empire of China |
Anti Qing rebels |
1911 |
1912 |
Dominican Civil War (1911–12) |
Dominican Republic |
Dominican Army conspirators |
1911 |
1912 |
French conquest of Morocco |
France |
Morocco |
1911 |
1912 |
Italo-Turkish War |
Kingdom of Italy |
Ottoman Empire |
1911 |
1912 |
Xinhai Revolution 1911 Revolution |
Tongmenghui |
Qing Empire of China |
1912 |
1915 |
Sino-Mongolian War |
Mongolia |
Republic of China |
1912 |
1913 |
First Balkan War |
Kingdom of Bulgaria Kingdom of Greece Kingdom of Serbia Kingdom of Montenegro |
Ottoman Empire |
1912 |
1912 |
Albanian Revolt of 1912 |
Albanian rebels |
Ottoman Empire |
1912 |
1916 |
Contestado War |
Brazilian Governists |
Rebels |
1912 |
1933 |
United States occupation of Nicaragua Part of the Banana Wars |
United States |
Nicaraguan rebels |
1912 |
1912 |
Royalist attack on Chaves |
Portuguese First Republic |
Portuguese Royalists |
1912 |
1912 |
Negro Rebellion Part of the Banana Wars |
Cuba United States |
Independent Party of Color |
1913 |
1913 |
Second Balkan War |
Ottoman Empire Kingdom of Greece Kingdom of Serbia Kingdom of Montenegro Kingdom of Romania |
Kingdom of Bulgaria |
1913 |
1913 |
Tikveš Uprising Part of the Second Balkan War |
Kingdom of Serbia |
Internal Macedonian Revolutionary Organization |
1913 |
1913 |
Ohrid–Debar Uprising |
Kingdom of Serbia |
Internal Macedonian Revolutionary Organization |
1914 |
1921 |
Zaian War |
France |
Zaian Confederation |
1914 |
1918 |
World War I |
Allies:
Kingdom of Belgium
Kingdom of Serbia
France
Russian Empire (until March 1918)
British Empire
Kingdom of Italy (from April 1915)
Canada
Dominion of Newfoundland
Australia
New Zealand
United States (from 1917)
Kingdom of Montenegro
Empire of Japan
Portuguese Republic (from March 1916)
Kingdom of Romania (August 1916 – May 1918)
Kingdom of Greece (from June 1917)
Albania
Brazil (from October 1917)
Armenia (from May 1918)
Czechoslovakia
Kingdom of Siam
San Marino (from June 1915)
Republic of China (from August 1917)
Union of South Africa |
Central Powers:
Austro-Hungarian Empire
German Empire (including German colonial forces)
Ottoman Empire
Kingdom of Bulgaria |
1914 |
1914 |
United States occupation of Veracruz Part of the Banana Wars |
United States |
Mexico |
1914 |
1915 |
Maritz Rebellion |
Union of South Africa |
"Bitterenders" |
1915 |
1915 |
Chilembwe uprising |
British Empire |
Nyasland rebels |
1915 |
1915 |
Bussa rebellion |
British Empire |
Bussa warriors |
1915 |
1915 |
1915 Singapore Mutiny |
British Empire |
5th Native Light Infantry sepoys |
1915 |
1916 |
Volta-Bani War |
France |
Tribal insurgents |
1915 |
1916 |
National Protection War Anti-Monarchy War |
Republic of China |
Empire of China |
1915 |
1917 |
Senussi Campaign Part of World War I |
British Empire |
Senussi Ottoman Empire Darfur Emirate |
1915 |
1934 |
United States occupation of Haiti Part of the Banana Wars |
United States |
Haiti |
1916 |
1917 |
Kaocen Revolt |
France |
Tuareg guerrillas |
1916 |
1916 |
1916 Cochinchina uprising |
France |
Cochinchina rebels |
1916 |
1916 |
Noemvriana |
United Kingdom France |
Kingdom of Greece |
1916 |
1916 |
Easter Rising |
British Army Dublin Metropolitan Police Royal Irish Constabulary |
Irish Republican Brotherhood Irish Volunteers Irish Citizen Army Cumann na mBan Hibernian Rifles Fianna Éireann |
1916 |
1924 |
United States occupation of the Dominican Republic (1916–24) Part of the Banana Wars |
United States |
Dominican rebels |
1916 |
1918 |
Arab Revolt Part of World War I |
Hashemite Arabs United Kingdom
Sultanate of Nejd (Unification of Saudi Arabia) |
Ottoman Empire |
1917 |
1917 |
February Revolution |
Russian revolutionaries |
Russian Empire |
1917 |
1917 |
July Days |
Russian Provisional Government |
Bolshevik Party |
1917 |
1917 |
Thái Nguyên uprising |
French colonial empire |
Vietnamese rebels |
1917 |
1917 |
Polubotkivtsi Uprising |
Russian Provisional Government |
Ukrainian Separatists |
1917 |
1917 |
Toplica insurrection |
Kingdom of Bulgaria |
Chetniks |
1917 |
1917 |
Kornilov Affair |
Russian Provisional Government |
Soldiers under Lavr Kornilov |
1917 |
1917 |
Green Corn Rebellion |
United States |
Anti draft rebels |
1917 |
1917 |
October Revolution |
Bolsheviks |
Russian Provisional Government |
1917 |
1917 |
Kerensky–Krasnov uprising Part of Russian Civil War |
Russian SFSR |
Rebels under Alexander Kerensky |
1917 |
1922 |
Russian Civil War |
Victorious in Russia, Ukraine, Georgia, Armenia, Azerbaijan, Kazakhstan, and Mongolia:
Russian SFSR
Other Soviet republics
Mongolian People's Party
Victorious in their respective countries:
Kingdom of Finland
Republic of Estonia
Republic of Latvia
Republic of Lithuania
Second Polish Republic |
White Movement
Central Powers (until 1918):
Austro-Hungarian Empire
German Empire (including German colonial forces)
Ottoman Empire
Allied Forces (from 1918):
Czechoslovakia
Republic of China
France
Kingdom of Greece
Kingdom of Italy
Empire of Japan
Poland
Kingdom of Romania
Kingdom of Serbia
United Kingdom
Australia
Canada
United States
Other combatants:
Revolutionary Insurrectionary Army of Ukraine
Ukrainian People's Republic
Democratic Republic of Georgia
Democratic Republic of Armenia
Various pro-independence movements |
1917 |
1918 |
Soviet-Turkish War (1917-1918) Part of Russian Civil War |
Ottoman Empire |
Russian SFSR |
1917 |
1921 |
Ukrainian War of Independence Part of World War I and Russian Civil War |
Ukrainian SSR Russian SFSR |
Ukrainian People's Republic
West Ukrainian People's Republic White Movement |
1917 |
1949 |
Ngolok rebellions (1917–49) |
Republic of China |
Ngolok Tribesmen |
1918 |
1918 |
Adubi War |
British Empire |
Egba rebels |
1918 |
1918 |
Judenburg mutiny Part of World War I |
Austria-Hungary |
17th Infantry Regiment |
1918 |
1918 |
Cattaro Mutiny Part of World War I |
Austria-Hungary |
Elements of the Austo-Hungarian Navy |
1918 |
1918 |
Radomir Rebellion |
Kingdom of Bulgaria |
Bulgarian Agrarian National Union |
1918 |
1918 |
Left SR uprising Part of the Russian Civil War |
Russian SFSR |
Left Socialist Revolutionary Party |
1918 |
1918 |
Finnish Civil War |
Finnish White Guards German Empire |
Finnish Red Guards Russian SFSR |
1918 |
1918 |
Georgian–Armenian War |
Democratic Republic of Georgia |
Democratic Republic of Armenia |
1918 |
1919 |
Austro-Slovene conflict in Carinthia |
State of Slovenes, Croats and Serbs Kingdom of Yugoslavia |
Republic of German-Austria |
1918 |
1919 |
German Revolution of 1918–19 |
Weimar Republic |
Communist Forces:
Bavarian Soviet Republic
Spartacus League German Communist movements |
1918 |
1919 |
Greater Poland Uprising (1918–19) |
Poland |
German Empire |
1918 |
1919 |
Polish–Ukrainian War Part of the Ukrainian War of Independence |
Poland |
West Ukrainian People's Republic |
1918 |
1920 |
Georgian–Ossetian conflict (1918–20) Part of the Russian Civil War |
Transcaucasian Democratic Federative Republic
Democratic Republic of Georgia |
Pro-Bolshevik Ossetian rebels |
1918 |
1919 |
Sochi conflict Part of the Russian Civil War |
White movement Kuban-Black Sea Soviet Republic |
Democratic Republic of Georgia |
1918 |
1920 |
Armenian–Azerbaijani War Part of the Russian Civil War |
Azerbaijan Democratic Republic
Ottoman Empire (1918 only)
Russian SFSR (from April 1920)
Turkish Revolutionaries (from April 1920) |
Democratic Republic of Armenia
Republic of Mountainous Armenia
Nagorno-Karabakh rebels
British Empire (1918 only)
Centrocaspian Dictatorship (1918 only) |
1918 |
1920 |
Estonian War of Independence Part of the Russian Civil War |
Estonia
White Russia
Latvia
United Kingdom
Ingria
Ober Ost
Finnish, Swedish and Danish volunteers |
Russian SFSR
Commune of Estonia
Latvian SSR |
1918 |
1920 |
Latvian War of Independence Part of the Russian Civil War |
Latvia
Estonia
Poland
United Kingdom France |
Russian SFSR
Latvian SSR |
1918 |
1919 |
Lithuanian–Soviet War Part of the Lithuanian Wars of Independence |
Lithuania Saxon volunteers |
Russian Soviet Federative Socialist Republic Lithuanian-Belorussian Soviet Socialist Republic |
1918 |
1919 |
Al-Khurma dispute Part of the Unification of Saudi Arabia |
Emirate of Riyadh |
Kingdom of Hejaz |
1918 |
1921 |
War of the Insane |
French Indochina |
Hmong rebels |
1919 |
1919 |
Lithuanian War of Independence (War against the Bermontians) Part of the Lithuanian Wars of Independence |
Lithuania |
West Russian Volunteer Army |
1919 |
1919 |
Sejny Uprising |
Polish Military Organization (PMO) 41st Infantry Regiment |
Lithuanian Sejny Command 1st Reserve Battalion |
1919 |
1919 |
Polish–Czechoslovak War |
Czechoslovakia |
Second Polish Republic |
1919 |
1919 |
Khotin Uprising |
Romania |
Ukrainian rebels |
1919 |
1919 |
Hungarian–Romanian war of 1919 |
Romania |
Hungarian Soviet Republic |
1919 |
1922 (Armistice)
1923 (Treaty) |
Turkish War of Independence |
Grand National Assembly
|
Greece France Armenia Italy United Kingdom |
1919 |
1919 |
Third Anglo-Afghan War |
Afghanistan |
British Empire
India |
1919 |
1919 |
Portuguese Monarchist Civil War |
Portuguese Republican Party |
Kingdom of Portugal |
1919 |
1919 |
Christmas Uprising |
Montenegrin Whites Kingdom of Yugoslavia |
Montenegrin Greens Kingdom of Italy |
1919 |
1920 |
Italo-Yugoslav War |
Kingdom of Italy
Free State of Fiume |
Kingdom of Serbs, Croats and Slovenes |
1919 |
1921 |
Polish–Soviet War
|
Republic of Poland
Ukrainian People's Republic |
Russian SFSR
Ukrainian SSR |
1919 |
1919 |
First Silesian Uprising Part of the Silesian Uprisings |
Weimar Republic |
Silesian Rebels |
1919 |
1920 |
Alawite Revolt of 1919 |
France |
Syrian insurgents |
1919 |
1921 |
Irish War of Independence |
Irish Republic |
United Kingdom |
1919 |
1920 |
Kuwait–Najd War |
Kuwait British Empire |
Ikhwan Bedouins |
1919 |
1922 |
Greco-Turkish War (1919–22) Part of the Turkish War of Independence |
Turkish Revolutionaries |
Kingdom of Greece |