Conflict
|
Britain and allies
|
Britain's opposition
|
Outcome
|
Temne War (1801–1807)
|
United Kingdom
Susu tribes
|
Kingdom of Koya
|
British Allied victory
Northern shore of Sierra Leone ceded by Koya
|
Second Anglo-Maratha War (1802–1805)
|
East India Company
|
Maratha Empire
|
British victory
Extensive territory in India ceded by the Maratha Empire
|
First Kandyan War (1803–1805)
|
United Kingdom
|
Kandy
|
British victory
Territory captured from Kandy
|
Civil War:
Emmet's Insurrection (1803)
|
United Kingdom
|
Forces of Robert Emmet
|
British victory
Rebellion defeated
|
British Expedition to Ceylon (1803)
|
Dutch Republic United Kingdom
|
Chiefdom of Vanni Kingdom of Kandy
|
British Allied victory
- Vanni region lost to the British
- The last Tamil resistance against colonial rule was crushed.
|
War of the Third Coalition (1805–1806)
|
Austrian Empire
Russian Empire
Naples and Sicily
Portugal
Sweden
|
French Empire
Batavia
Italy
Etruria
Spain
Bavaria
Württemberg
|
French Allied victory
|
War of the Fourth Coalition (1806–1807)
|
Prussia
Russia
Saxony
Sweden
Sicily
|
French Empire
Confederation of the Rhine
Polish Legions
Italy
Naples
Etruria
Holland
Swiss Confederation
Spain
|
French Allied victory
Treaties of Tilsit:
- French victory
- Half of Prussia ceded to French allies
- Russia exits the war
- Anglo-Russian War begins
|
Ashanti–Fante War (1806–1807)
|
Ashanti Empire
Dutch Empire
|
Fante Confederacy United Kingdom
|
Dutch victory
|
Anglo-Turkish War (1807–1809)
|
United Kingdom
|
Ottoman Empire
|
Turkish victory
Treaty of the Dardanelles:
- Turkish military victory
- Commercial and legal concessions to British interests within the Ottoman Empire
- Promise to protect the empire against French encroachment
|
Gunboat War (1807–1814)
|
United Kingdom
|
Denmark–Norway
|
British victory
Treaty of Kiel:
- Denmark and Norway split up
- Heligoland ceded from Denmark
|
Anglo-Russian War (1807–1812)
|
United Kingdom
|
Russian Empire
|
Inconclusive or other outcome
|
Peninsular War (1807–1814)
|
Spain
Portugal
United Kingdom
|
French Empire
|
British Allied victory
Treaty of Paris:
- Bourbon dynasty restored
- Tobago, St. Lucia, Mauritius ceded from France
- All other French possessions restored as per 1792 borders
- Abolition of French Slave Trade
- Swiss independence
|
Travancore Rebellion (1808–1809)
|
East India Company
|
Travancore Kingdom of Cochin
|
British victory
|
War of the Fifth Coalition (1809)
|
Austrian Empire
Tyrol
Hungary
Black Brunswickers
Sicily
Sardinia
|
French Empire
Warsaw
Confederation of the Rhine
Kingdom of Italy
Naples
Swiss Confederation
Holland
|
French Allied victory
|
Persian Gulf campaign of 1809 (1809)
|
United Kingdom
|
Al Qasimi
|
British victory
|
4th Xhosa War (1811–1812)
|
United Kingdom Cape Colony
|
Xhosa tribes
|
British victory
Xhosa tribes pushed beyond the Fish River, reversing their gains in the previous Xhosa wars
|
War of 1812 (1812–1815)
|
United Kingdom
Tecumseh's Confederacy
|
United States
|
Inconclusive or other outcome
Treaty of Ghent; Status quo ante bellum with no boundary changes
- United States invasions of British Canada repulsed. All Pre-War borders restored under the Treaty of Ghent
- British invasions of the United States repulsed. All pre-war borders restored under the Treaty of Ghent
|
War of the Sixth Coalition (1812–1814)
|
Original Coalition Russian Empire Prussia Austrian Empire United Kingdom Sweden Spain Portugal Two Sicilies Kingdom of Sardinia
After Battle of Leipzig
|
First French Empire
Until January 1814
|
British Allied victory
|
Anglo-Nepalese War (1814–1816)
|
East India Company
|
Kingdom of Nepal
|
British victory
|
Second Kandyan War (1815)
|
United Kingdom
|
Kandy
|
British victory
Kandyan Convention:
- Dissolution of the Kandy royal line
- British King declared King of Kandy
|
Hundred Days (1815)
War of the Seventh Coalition
|
United Kingdom
Prussia
France
Hanover
German Confederation
Austria
Russia
Sweden
Netherlands
Spain
Portugal
Sardinia
Kingdom of the Two Sicilies
Tuscany
|
French Empire
Naples
|
British Allied victory
Treaty of Paris:
- General French defeat
- Restoration of the House of Bourbon
- Abolition of the slave trade (all signatories)
- ₣100,000,000 compensation from France
|
Slachter's Nek Rebellion (1815)
|
United Kingdom
|
Boer rebels
|
British victory
|
Bussa's Rebellion (1816)
|
United Kingdom
|
Rebel slaves
|
British victory
|
Bombardment of Algiers (1816)
|
United Kingdom Netherlands
|
Regency of Algiers
|
British Allied victory
|
Third Anglo-Maratha War (1817–1818)
|
East India Company
|
Maratha Empire
|
British victory
Virtually all territory south of the Sutlej River controlled by Britain
|
Greek War of Independence (1821–1829)
|
1821: Filiki Eteria Greek revolutionaries After 1822: Hellenic Republic
|
Ottoman Empire
|
British Allied victory
- First Hellenic Republic established and recognized
|
First Ashanti War (1823–1831)
|
British Empire
|
Ashanti Empire
|
Inconclusive or other outcome
- Stalemate after armistice
|
Bathurst War (1824)
|
United Kingdom
|
Wiradjuri
|
British victory
|
First Anglo-Burmese War (1824–1826)
|
East India Company
Native tribes
|
Burmese Empire
|
British Allied victory
Treaty of Yandabo:
- Assam, Manipur, Rakhine, and Taninthayi coast south of Salween river ceded from Burma
- £1,000,000 compensation from Burma
|
British attack on Berbera (1827)
|
United Kingdom
|
Isaaq Sultanate
|
British Allied victory
- Destruction of large parts of Berbera
- Indemnity agreed upon for 1825 Habr Awal attack
- Crucial caravan trade halted temporarily
|
Revolt of the Mercenaries (1828)
|
Brazil United Kingdom France
|
German Mercenaries Irish Mercenaries
|
British Allied victory
|
Naning War (1831–1832)
|
East India Company
|
Naning
|
British victory
|
Baptist War (1831–1832)
|
United Kingdom Colony of Jamaica
|
Rebel slaves
|
British victory
- Slave defeat
- Rebellion suppressed
|
Reassertion of British sovereignty over the Falkland Islands (1832–1833)
|
United Kingdom
|
United Provinces of the Río de la Plata
|
British victory
- British control of the Falkland islands
|
First Carlist War (1833–1840)
|
Forces of Queen Isabella II
French Kingdom
Forces of Queen Maria II
Auxiliary Legion
|
Carlists:
|
Inconclusive or other outcome
|
The 6th Xhosa War (1834–1836)
|
Free Khoikhoi
|
Xhosa tribes
|
British victory
Extensive territorial gains from Xhosa
|
Rebellions of 1837 (1837–1838)
|
United Kingdom Province of Upper Canada
Province of Lower Canada
|
Patriotes Hunters' Lodges Reform Movement
|
British victory
|
Pastry War (1838–1839) also known First Franco–Mexican War
|
France United Kingdom
|
Mexico
|
British Victory
- Mexican government accepts to pay the 600,000 pesos
|
First Anglo-Afghan War (1838–1842)
|
East India Company Durrani Kingdom Maimana Khanate Khulm (August 1840 for mere days, September 1840-November 1841) Sadozai loyalists
|
Emirate of Kabul Principality of Qandahar Khanate of Kalat Khulm (August 1840, November 1841 onwards.) Marri Bugti Afghan Tribes Barakzai Loyalists
|
Barakzai Afghan victory
- British retreat from Afghanistan
|
Aden Expedition (1839)
|
United Kingdom
|
Lahej
|
British victory
Port of Aden ceded to Britain
|
Second Egyptian-Ottoman War (1839–1841)
|
Ottoman Empire British Empire
|
Egypt Eyalet Kingdom of the French Spain
|
British Allied victory
- Egypt renounced its claim to Syria.
|
First Opium War (1839–1842)
|
United Kingdom
|
Qing dynasty
|
British victory
Treaty of Nanking:
- Five Chinese ports open to foreign trade
- $21,000,000 compensation from the Qing Empire
- Hong Kong Island ceded from the Qing Empire
|
Newport Rising (1839)
|
United Kingdom
|
Chartists
|
British victory
|
British Conquest of Sindh (1843)
|
East India Company
|
Talpur dynasty
|
British victory
|
Gwalior Campaign (1843)
|
East India Company
|
Gwalior State
|
British victory
|
Flagstaff War (1845–1846)
|
United Kingdom Colony of New Zealand
|
Māori
|
Inconclusive or other outcome
|
Anglo-French blockade of the Río de la Plata (1845–1850)
|
British Empire Kingdom of France
|
Argentine Confederation
|
Argentine Confederation victory
|
First Anglo-Sikh War (1845–1846)
|
East India Company Patiala State
|
Sikh Empire
|
British Allied victory
Treaty of Lahore:
- Extensive territory ceded from the Sikh Empire
- Partial control over Sikh foreign affairs
|
Hutt Valley Campaign (1846)
|
United Kingdom Colony of New Zealand
|
Ngāti Toa
|
British victory
|
The 7th Xhosa War (1846–1847)
The War of the Axe
|
United Kingdom Cape Colony
|
Xhosa tribes
|
British victory
Territory ceded from Xhosa
|
Whanganui Campaign (1847)
|
United Kingdom Colony of New Zealand
|
Māori
|
Inconclusive or other outcome
|
Caste War of Yucatán (1847–1901)
|
Mexico Republic of Yucatán Guatemala United Kingdom British Honduras
|
Maya
|
British Allied victory
- Republic of Yucatán rejoins the United Mexican States in 1848
- Mayas achieve an independent state from 1847 to 1883
- Mexico recaptures Yucatán
- Conflict between the Mexicans and the Mayans continued until 1933
|
Second Anglo-Sikh War (1848–1849)
|
East India Company
|
Sikh Empire
|
British victory
Complete annexation of the Punjab by the East India Company
|
Battle of Tysami (1849)
|
United Kingdom
|
Chui A-poo's pirates
|
British victory
|
Battle of Tonkin River (1849)
|
United Kingdom Qing dynasty Nguyen dynasty
|
Shap-ng-tsai's pirates
|
British Allied victory
|
The 8th Xhosa War (1850–1853)
Mlanjeni's War
|
United Kingdom Cape Colony
|
Xhosa tribes
Khoikhoi tribes
Native Kafir Police
|
British victory
Xhosa-Khoi attacks defeated
Status quo ante bellum
|
Taiping Rebellion (1850–1864)
|
Qing dynasty France United Kingdom
|
Taiping Heavenly Kingdom
|
British Allied victory
|
Eureka Rebellion (1851–1854)
|
United Kingdom Colony of Victoria
|
Stockade rebels
|
British victory
|
Reduction of Lagos (1851–1852)
|
United Kingdom
|
Lagos
|
British victory
|
Second Anglo-Burmese War (1852–1853)
|
United Kingdom
|
Burmese Empire
|
British victory
Burmese revolution ended fighting
Lower Burma annexed
|
Crimean War (1853–1856)
|
French Empire United Kingdom
Ottoman Empire
Kingdom of Sardinia
|
Russian Empire
Bulgarian Legion
|
British Allied victory
Treaty of Paris
|
Second Opium War (1856–1860)
Arrow War
|
French Empire United States United Kingdom
|
Qing dynasty
|
British Allied victory
The Treaty of Tientsin:
- Kowloon ceded from the Qing Empire
- Peking opened to foreign trade
- 11 more Chinese ports opened to foreign trade
- Yangtze River opened to foreign warships
- 4,000,000 taels of silver compensation
- China banned from referring to subjects of the crown as barbarians
|
Anglo-Persian War (1856–1857)
|
Afghanistan
East India Company
|
Persia
|
British Allied victory
Persian withdrawal from Herat
|
Indian Rebellion of 1857 (1857–1858)
|
East India Company
Nepal
Jammu and Kashmir
|
Sepoys of the East India Company
Mughal Empire
Awadh
Jhansi
7 Princely states
|
British Allied victory
Act for the Better Government of India:
|
Invasion of the Waikato (1863–1864)
|
United Kingdom Colony of New Zealand
|
Kīngitanga
|
British victory
|
Shimonoseki Campaign (1863–1864)
|
United Kingdom French Empire Netherlands United States
|
Chōshū Domain
|
British Allied victory
|
Bombardment of Kagoshima (1863)
|
United Kingdom
|
Satsuma Domain
|
British victory
- Tactical stalemate and mitigated British victory
|
Ambela Campaign (1863–1864)
|
United Kingdom
|
State of Swat Yusufzai
|
British victory
|
Tauranga Campaign (1864)
|
United Kingdom Colony of New Zealand
|
Tauranga Māori
|
British victory
|
Duar War (1864–1865)
|
India
|
Bhutan
|
British victory
|
British Expedition to Abyssinia (1867–1868)
|
United Kingdom
|
Ethiopia
|
British victory
|
Klang War (1867–1874)
Selangor Civil War
|
Forces of Raja Abdullah of Klang
British Straits Settlements
|
Forces of Raja Mahadi
|
British Allied victory
|
Nukapu Expedition (1871–1872)
|
United Kingdom
|
Nukapu natives
|
British victory
|
Bombardment of Omoa (1873)
|
United Kingdom
|
Honduras
|
British victory
|
Third Ashanti War (1873–1874)
|
United Kingdom
|
Ashanti Empire
|
British victory
Treaty of Fomena:
- 50,000 oz of gold compensation from Ashanti Empire
- Ashanti withdrawal from coastal areas
- Ashanti banned from practising human sacrifice
|
Second Anglo-Afghan War (1878–1880)
|
India Afzalids
|
Afghanistan
|
British-Afzalid victory
Treaty of Gandamak:
|
Anglo-Zulu War (1879)
|
United Kingdom Natal
|
Zulu Kingdom
|
British victory
Zululand annexed to Natal
|
'Urabi Revolt (1879–1882)
|
United Kingdom Khedivate of Egypt
|
Egyptian and Sudanese forces under Ahmed 'Urabi
|
British Allied victory
- 'Urabi's forces defeated and exiled
|
Basuto Gun War (1880–1881)
|
United Kingdom Cape Colony
|
Basuto people
|
Basuto victory
- Basuto people maintain their partial autonomy
- British failure to disarm the Basuto people
|
First Boer War (1880–1881)
|
United Kingdom
|
South African Republic
|
South African victory
Pretoria Convention:
- South African Republic granted self-government
|
Mahdist War (1881–1899)
|
United Kingdom Italy Ethiopian Empire Congo Free State Egypt
|
Mahdist State
|
British allied victory
- Britain and Egypt took over Sudan and turned it into a condominium known as the Anglo-Egyptian Sudan
- Kassala temporarily occupied by Italy
|
Third Anglo-Burmese War (1885)
|
United Kingdom
|
Burmese Empire
|
British victory
Upper Burma annexed to India
|
Sikkim Expedition (1888)
|
India
|
Tibet
|
British victory
Tibet recognizes British suzerainty over Sikkim
|
Anglo-Manipur War (1891)
|
United Kingdom
|
Kingdom of Manipur
|
British victory
|
Hunza-Nagar Campaign (1891)
|
India
|
State of Hunza
Nagar State
|
British victory
|
First Matabele War (1893–1894)
|
South Africa Company
|
Ndebele Kingdom
|
British victory
|
Anglo-Zanzibar War (1896)
|
United Kingdom
|
Sultanate of Zanzibar
|
British victory
Pro-British Sultan installed
|
Second Matabele War (1896–1897)
|
South Africa Company
|
Matebele
|
British victory
|
Cretan Revolt (1897–1898)
|
Cretan revolutionaries Kingdom of Greece British Empire France Italy Russian Empire Austria-Hungary (until 12 April 1898) German Empire (until 16 March 1898)
|
Ottoman Empire
|
British victory
- Establishment of the Cretan State.
- Withdraw of Ottoman forces from Crete.
|
Benin Expedition of 1897 (1897)
|
United Kingdom
|
Kingdom of Benin
|
British victory
|
Second Samoan Civil War
(1898–1899)
|
Supporters of Tanumafili I
United States
United Kingdom
|
Supporters of Mata'afa
Germany
|
Inconclusive or other outcome
|
Boxer Rebellion (1899–1901)
|
United Kingdom
Russia
Japan
France
United States
Germany
Italy
Austria-Hungary
|
Righteous Harmony Society
Qing dynasty
|
British Allied victory
Boxer Protocol:
- Anti-foreign societies banned in China
|
Second Boer War (1899–1902)
|
United Kingdom
|
South African Republic Orange Free State
|
British victory
Treaty of Vereeniging:
- All Boers to surrender arms and swear allegiance to the Crown
- Dutch language permitted in education
- Promise to grant Boer republics self-government
- £3,000,000 compensation "reconstruction aid" to Afrikaners
|
War of the Golden Stool
(1900)
|
United Kingdom
|
Ashanti Empire
|
Inconclusive or other outcome
- Status quo ante bellum
- De facto independent Ashanti state under British protectorate
- Ashanti retained control of the Golden Stool
|
Somaliland Campaign (1900–1920)
|
United Kingdom Italy Ethiopia (1900–1904)
|
Dervish Movement
|
British victory
|
Mahsud Waziri blockade (1900–1902)
|
India
|
Mahsud rebels
|
British victory
|
Anglo-Aro War (1901–1902)
|
United Kingdom
|
Aro Confederacy
|
British victory
Aro Confederacy destroyed
|
British expedition to Tibet (1903–1904)
|
India
|
Tibet
|
British victory
Status quo ante bellum
|
Bazar Valley campaign (1908)
|
India
|
Rebel tribes
|
British victory
|
Muscat Rebellion (1913–1920)
|
British Empire Muscat and Oman
|
Imamate of Oman
|
Inconclusive or other outcome
|
First World War (1914–1918)
|
Allied Powers
France
British Empire
Russia
United States
Italy
Japan
China
Serbia
Montenegro
Romania
Belgium
Greece
Portugal
Brazil
Other Allies
|
Central Powers
Germany
Austria-Hungary
Ottoman Empire
Bulgaria
|
British Allied victory
Treaty of Versailles:
Treaties of Saint-Germain-en-Laye and Trianon:
Russia pulls out in 1917
- Russian Civil War
- Creation of the Soviet Union
Creation of League of Nations:
|
Operations in the Tochi (1914–1915)
|
India
|
Khost tribesmen
|
British victory
|
Chilembwe uprising (1915)
|
British Empire
|
Nyasaland rebels
|
British victory
|
Kelantan Rebellion (1915)
|
British Empire
|
Kelantanese rebels
|
British victory
|
Peshawar Campaign (1915)
|
India
|
Mohmands, Bunerwals and Swatis
|
British victory
|
Bussa Rebellion (1915)
|
British Empire
|
Bussa rebels
|
British victory
|
Invasion of Darfur (1916)
|
British Empire Sultanate of Egypt
|
Sultanate of Darfur
|
British Allied victory
|
Easter Rising (1916)
|
United Kingdom
|
Irish Republic Irish Citizen Army Irish Volunteers Fianna Éireann Cumann na mBan Hibernian Rifles
|
British victory
|
Mohmand Blockade (1916–1917)
|
India
|
Mohmands
|
British victory
|
Mahsuds Campaign (1917)
|
India
|
Mahsud tribesmen
|
British victory
|
Kuki Rebellion of 1917–1919 (1917–1919)
|
India
|
Kuki tribes
|
British victory
|
Adubi War (1918)
|
British forces
|
Egba rebels
|
British victory
|
Estonian War of Independence (1918–1920)
|
Estonia United Kingdom Latvia White Movement Baltic German volunteers[35] Danish volunteers Finnish volunteers Swedish volunteers
|
Russian SFSR
Baltische Landeswehr
|
British Allied victory
- Independence of Estonia
- Vidzeme gained by the Republic of Latvia
|
Latvian War of Independence (1918–1920)
|
Latvia Estonia White Movement Poland Lithuania United Kingdom
|
German Empire West Russian Volunteer Army
Russian SFSR Latvian SSR
|
British Allied victory
|
Allied intervention in the Russian Civil War (1918–1920)
|
White Movement
British Empire
United States
France
Japan
Czechoslovakia
Greece
Estonia
Serbia
Italy
Poland
Romania
China
|
Russian SFSR
Far Eastern Republic
Latvian SSR
Ukrainian SSR
Commune of Estonia
Mongolian Communists
|
Bolshevik victory
|
Turkish War of Independence (1919–1923)
|
Greece France Armenia (in 1920) United Kingdom Ottoman Empire (until 1922)
Georgia (in 1921)
|
Turkish National Movement
Supported by:
Russian SFSR[36] Azerbaijan SSR Georgian SSR Bukharan PSR Afghanistan All-India Muslim League
Italy
|
Turkish Allied victory
Treaty of Lausanne
|
Third Anglo-Afghan War (1919)
|
India
|
Afghanistan
|
Afghan victory
|
Kuwait–Najd War (1919–1920)
|
Kuwait British Empire
|
Sultanate of Nejd
|
British Allied victory
|
Irish War of Independence (1919–1921)
|
United Kingdom
|
Irish Republic
|
Inconclusive/Other
Anglo-Irish Treaty
|
Great Iraqi Revolution of 1920 (1920)
|
United Kingdom
|
Iraqi rebels
|
Inconclusive/Other
- Iraqi political victory
- Greater autonomy given to Iraq
- Faysal ibn Husayn installed as King
- British Mandate for Mesopotamia cancelled
|
1922 Burao Tax Revolt (1922)
|
United Kingdom
• British Somaliland
|
Habr Yunis tribesmen
|
Tribal victory
|
IRA Northern Offensive (1922)
|
United Kingdom
|
Irish Republican Army
|
British victory
|