Prelude: Clockwise from top: Trenches in frontline, a British Mark I Tank crossing a trench, the Royal Navy battleship HMS Irresistible sinking after striking a mine at the battle of the Dardanelles, a Vickers machine gun crew with gas masks and a Sopwith Camel biplane. ...

• Causes
• Sarajevo assassination
• The July Ultimatum

Main Theaters: A plaque commemorating the exact scene of the Sarajevo Assassination. ...

• Western Front
• Eastern Front
• Caucasus
• Sinai & Palestine
• Mesopotamia
• Africa
• Atlantic
• Pacific

1914:
• Battle of Liège
• Battle of Tannenberg
• First Battle of the Marne
• Battle of Tsingtao
1915:
• Battle of Gallipoli
• Italian Campaign
1916:
• Battle of Verdun
• Battle of the Somme
• Battle of Jutland
• Brusilov Offensive
1917:
• Battle of Passchendaele
• Russian Revolution
1918:
• Hundred Days Offensive
• Meuse-Argonne Offensive
• Armistice with Germany
For most of World War I, Allied and German Forces were stalled at trenches on the Western Front. ... The Eastern Front refers to a theatre of war during the first World War in Central and, primarily, Eastern Europe. ... The Caucasus Campaign was fought from 1914 until 1918 in the Caucasus during World War I between the Russian Empire a member of the Allied Powers and the Ottoman Empire a member of the Central Powers. ... Sinai and Palestine Campaign during World War I: Sinai campaign Battle of Romani Battle of Magdhaba Battle of Rafa Palestine campaign First Battle of Gaza Second Battle of Gaza Third Battle of Gaza Battle of Beersheba Battle of Megiddo Categories: Battles of the Sinai and Palestine Campaign ... The Mesopotamian Campaign was a theater of the First World War fought between Allied forces represented by British and Anglo-Indian troops, and Central forces of the Ottoman Empire. ... This article describes the conquest and occupation of German held South-West Africa, now called Namibia, by forces from the Union of South Africa acting on behalf of the British Imperial Government at the start of World War I. The outbreak of hostilities in Europe in August 1914 had long... The First Battle of the Atlantic (1914–1918) was a naval campaign of World War I, largely fought in the seas around the British Isles and in the Atlantic Ocean. ... The Pacific Campaign of World War One saw limited action by the forces of Australia and Japan. ... The Battle of Liège was the opening battle of the German invasion into Belgium, and the first battle of World War I. // The plan In 1870, soon after the German military defeated the French in the Franco-Prussian War, German military leader Helmuth von Moltke began formulating a plan... The Battle of Tannenberg of 1914 was a decisive conflict between Russia and Germany in the first days of World War I, fought by the Russian 1st and 2nd Armies and the German Eighth Army between August 17 and September 2, 1914. ... The First Battle of the Marne was a World War I battle fought from September 5 to 10, 1914. ... The Battle of Tsingtao was the attack on the German-controlled port of Tsingtao (now Qingdao) in China during World War I. It too took place between 27 August-7 November 1914 and was fought by Japan and the United Kingdom against Germany. ... Combatants United Kingdom France India Australia New Zealand Newfoundland Ottoman Empire Commanders Sir Ian Hamilton Otto Liman von Sanders Strength 5 divisions (initial) 14 divisions (final) 6 divisions (initial) 14 divisions (final) Casualties 252,000 (205,000 British, 47,000 French) dead 97,000 wounded 145,000+ sick 253,000... The Italian campaign refers to a series of battles fought between the armies of Italy and Austria Hungary along with their allies in northern Italy between 1915 and 1918. ... Combatants France Germany Commanders Philippe Pétain Robert Nivelle Erich von Falkenhayn Strength About 30,000 on 21 February 1916 About 150,000 on 21 February 1916 Casualties 377,000–542,000 total (of which 162,308 killed or missing) 336,000–434,000 total (of which about 100,000... Combatants United Kingdom, France, Canada, India, Newfoundland, South Africa, New Zealand, Australia Germany Commanders Douglas Haig Ferdinand Foch Max von Gallwitz Fritz von Below Strength 13 British & 6 French divisions (initial) 51 British divisions (final) 10. ... The Battle of Jutland, known in Germany as the Battle of the Skagerrak (Skagerrakschlacht), was the largest naval battle of World War I, and the only full-scale clash of battleships in that war. ... The Brusilov Offensive was the greatest Russian feat of arms during World War I. It was a major offensive against the armies of the Central Powers on the Eastern Front, launched on June 4, 1916 and lasting until early August. ... Passchendaele village, before and after the Battle of Passchendaele The 1917 Battle of Passchendaele, otherwise known as the Third Battle of Ypres, was one of the major battles of World War I, fought by British, ANZAC, and Canadian soldiers against the German army near Ypres (Ieper in Flemish) in West... The Russian Revolution of 1917 was a political movement in Russia which reached its peak in 1917 with the overthrow of the Provisional Government that had replaced the Russian Czarist system, and led to the establishment of the Soviet Union, which lasted until its collapse in 1991. ... The Hundred Days Offensive was the final offensive in World War I by the Allies against the Central Powers on the Western Front from August 8, 1918 to November 11, 1918. ... The Meuse-Argonne Offensive was a major battle of World War I. It was the biggest operation and victory of the American Expeditionary Force (AEF) in that war. ... The armistice treaty between the Allies and Germany was signed in a railway carriage in woods near Compiègne on November 11th, 1918, and marked the end of the First World War on the Western Front. ...

• Military engagements
• Air warfare
• Naval warfare
• Cryptography
• People
• Poison gas
• Railways
• Technology
• Trench warfare

Civilian impact & atrocities: A German trench in the swamp area near the Mazuric Lakes on the Eastern Front. ... Nieuport Fighter Aisne, France 1917 // Up to 1914: The Early Years of War The Dawn of Air Combat Early in the war, canvas-and-wood aircraft were used primarily as mobile observation vehicles. ... British battleship HMS Irresistible abandoned and sinking, 18 March 1915, during the Battle of Gallipoli. ... In cryptography, trench codes were codes used for secrecy by field armies in World War I. A reasonably-designed code is generally more difficult to crack than a classical cipher, but of course suffers from the difficulty of preparing, distributing, and protecting codebooks. ... A poison gas attack in World War I. The use of poison gas was a major military innovation of the First World War. ... The machine gun was one of the decisive technologies during World War I. Picture: British Vickers machine gun crew on the Western Front. ... Trench warfare is a form of war in which both opposing armies have static lines of fortifications dug into the ground, facing each other. ...

• Armenian Genocide

Aftermath: The neutrality of this article is disputed. ...

• Aftermath
• Casualties
• Treaty of Brest-Litovsk
• Paris Peace Conference
• Treaty of Versailles
• League of Nations

Participants Woodrow Wilson and the American peace commissioners during the negotiations on the Treaty of Versailles. ... Pie chart showing deaths by alliance and military/civilian. ... The Treaty of Brest-Litovsk was a peace treaty signed on March 3, 1918, at Brest, formerly Brest-Litovsk, between Russia and the Central Powers, marking Russias exit from World War I. The treaty was practically obsolete before the end of the year but is significant as a chief... The Paris Peace Conference of 1919 was an international conference, organized by the victors of the World War I for negotiating the peace treaties between the Allied and Associated Powers and the defeated Central Powers. ... The Treaty of Versailles of 1919 was the peace treaty which officially ended World War I between the Allies and Germany. ... The League of Nations was an international organization founded after the Paris Peace Conference of 1919. ... This map of Europe on the eve of World War I shows the two allies camps and neutral countries. ...

Entente Powers
•  Russian Empire
•  France
• British Empire
 •  Australia
 •  Canada
 •  India
 •  Newfoundland
 •  New Zealand
 •  South Africa
 •  United Kingdom
•  Italy
•  Romania
•  USA
•  Serbia
•  Portugal
•  Japan
•  Belgium
•  Montenegro
•  Greece
• more... European military alliances in 1915. ... Image File history File links 1914-17. ... The Russian Empire in 1913 Imperial Russia is the term used to cover the period of history from the expansion of Russia under Peter the Great, through the expansion of the Russian Empire from the Baltic to the Pacific Ocean, to the deposal of Nicholas II of Russia, the last... Image File history File links Flag_of_France. ... The British Empire was the worlds first global power and the largest empire in history. ... Image File history File links Flag_of_Australia. ... Image File history File links Converted to PNG by Fibonacci. ... Image File history File links Source: [1] File history Legend: (cur) = this is the current file, (del) = delete this old version, (rev) = revert to this old version. ... Image File history File links Nfldflag_tri. ... Map of Newfoundland Newfoundland (French: Terre-Neuve; Irish: Talamh an Éisc; Latin: Terra Nova) is a large island off the northeast coast of North America, and the most populous part of the Canadian province of Newfoundland and Labrador. ... Image File history File links Flag_of_New_Zealand. ... Image File history File links South_Africa_Red_Ensign. ... Image File history File links Flag_of_the_United_Kingdom. ... Download high resolution version (2250x1500, 14 KB)Flag of the Kingdom of Italy from 1861 to 1946. ... File links The following pages link to this file: Axis Powers Flag of Romania Categories: Flag images ... Download high resolution version (1520x800, 15 KB)48-star Old Glory flag of the United States (1912 _ 1959) File links The following pages link to this file: Flag of the United States 1936 Summer Olympics 1948 Winter Olympics 1948 Summer Olympics Iona Nikitchenko 1928 Winter Olympics 1924 Winter Olympics... Serbia flag File links The following pages link to this file: Serbia Pan-Slavic colours G17 Plus Template:Serbia-stub Kalenics market ... To meet Wikipedias quality standards, this article or section may require cleanup. ... Image File history File links Portugal_flag_large. ... Image File history File links Flag_of_Japan. ... Image File history File links Flag_of_Belgium. ... Montenegro flag File history Legend: (cur) = this is the current file, (del) = delete this old version, (rev) = revert to this old version. ... Serbia and Montenegro  â€“ Serbia    â€“ Kosovo and Metohia        (UN administration)    â€“ Vojvodina  â€“ Montenegro Official language Serbian Capital Podgorica Former Royal Capital Cetinje President Filip Vujanović Prime Minister Milo Đukanović Area  â€“ Total  â€“ % water  13,812 km²  n/a Population  â€“ Total (2003)  â€“ Density  616,258  48. ... Historical flag of Greece (1828-1970). ... European military alliances in 1915. ...

Central Powers
•  German Empire
•  Austria-Hungary
•  Ottoman Empire
•  Bulgaria
European military alliances in 1915. ... Wikipedia does not have an article with this exact name. ... The term German Empire commonly refers to Germany, from its foundation as a unified nation-state on January 18, 1871, until the abdication of Emperor Wilhelm II on November 9, 1918. ... Austria-Hungary (from Commons, same file name) http://commons. ... Austria-Hungary, also known as the Dual monarchy (or: the k. ... Image File history File links Late_ottoman_flag. ... Imperial motto (Ottoman Turkish) Devlet-i Ebed-müddet (the Eternal State) The Ottoman Empire at the height of its power Official language Ottoman Turkish Capital Bursa (1335 - 1365), Edirne (1365-1453), İstanbul (1453-1922) Imperial anthem Ottoman imperial anthem Sovereigns Padishah of the Osmanli Dynasty Population ca 40 million... Image File history File links Flag_of_Bulgaria. ...

• Category: World War I
• A war to end all wars
• Female roles
• Literature
• Total war
• Spanish flu
• Veterans
World War I (then known as The Great War) was at the time and in the years just after described as the war to end all wars (or, in the jargon of the French Poilus: la der des der, i. ... Rosie the Riveter: We Can Do It! - Many women first found economic strength in World War II-era manufacturing jobs. ... World War I has inspired great novels, drama and poetry. ... A US poster produced during World War II Total war is a 20th century term to describe a war in which countries or nations use all of their resources to destroy another organized countrys or nations ability to engage in war. ... The Spanish Flu Pandemic, also known as La Grippe, or La Pesadilla, was an unusually severe and deadly strain of avian influenza, a viral infectious disease, that killed some 50 million to 100 million people worldwide over about a year in 1918 and 1919 [1]. It is thought to have... The following is a list of surviving veterans of the First World War (28 July 1914 – 11 November 1918). ...

Contemporary conflicts:
• First Balkan War
• Second Balkan War
• Maritz Rebellion
• Easter Rising
• Russian Revolution
• Russian Civil War
• North Russia Campaign
• Polish-Soviet War
• Greco-Turkish War

The region and battle places For more background on this topic, see Balkan Wars. ... Bulgarian dead in the Balkan Wars The Second Balkan War arose out of questions of territorial disputes in Thrace and Macedonia between Bulgaria, Greece and Serbia immediately following the First Balkan War, as well as unaddressed issues related to Albanian independence, and Romanian-Bulgarian disputes. ... The Maritz Rebellion or the Boer Revolt or the Five Shilling Rebellion1, occurred in South Africa in 1914 at the start of World War I, in which men who supported the recreation of the old Boer republics rose up against the government of the Union of South Africa. ... The Easter Rising (Irish: Éirí Amach na Cásca) was a militarily unsuccessful rebellion staged in Ireland against British rule on Easter Monday in April 1916. ... The Russian Revolution of 1917 was a political movement in Russia which reached its peak in 1917 with the overthrow of the Provisional Government that had replaced the Russian Czarist system, and led to the establishment of the Soviet Union, which lasted until its collapse in 1991. ... The Russian Civil War was fought between 1918 and 1922. ... North Russia Campaign Arkhangelsk Oblast May 1918 – Sept 1919 Polar Bear Expedition Russian Civil War North Russia Relief Force // Introduction The North Russia Campaign (also known as the Northern Russian Expedition or the Allied Intervention in North Russia) was the involvement of international troops part of the Allied Intervention in... Combatants Russian Soviet Federated Socialist Republic Second Polish Republic Commanders Mikhail Tukhachevsky Józef Piłsudski Edward Rydz-Śmigły Strength 800,000 738,000 Casualties 30,337 dead 51,374 missing 113,510 wounded Unknown, dead estimated at 60,000 The Polish-Soviet War was the war (February 1919... It has been suggested that this article or section be merged with Turkish War of Independence. ...