第一次世界大戰大事年表
1916年

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| 日期 | 政策/戰場/戰役 | 事件 |
| --- | --- | --- |
| 1月5日 - 17日 | 巴爾幹戰線 | 奧匈帝國進攻蒙特內哥羅，後者投降。（更多) |
| 1月6日 - 7日 | 巴爾幹戰線 | 莫伊科瓦茨戰役（英语：）。 |
| 1月6日 - 8日 | 中東戰場 | 謝赫薩阿德戰役（英语：），庫特之圍的一部分。 |
| 1月9日 | 中東戰場, 加里波利 | 加里波利之戰以協約國的戰敗和鄂圖曼土耳其的勝利結束。([加里波利之戰|更多]]) |
| 1月10日 - 2月16日 | 中東戰場, 高加索戰役 | 埃爾祖魯姆進攻戰役（英语：）。 |
| 1月11日 | 巴爾幹戰線 | 克基拉島被盟軍佔領。(更多) |
| 1月13日 | 中東戰場 | 瓦迪戰役，第一次圍攻庫特的一個階段。(更多) |
| 1月21日 | 中東戰場 | 漢納之戰，庫特之圍的一部分。 |
| January 24 | Naval | Reinhard Scheer is appointed commander of Germany's Hochseeflotte. (Details) |
| January 27 | 政策（英语：） | Conscription introduced in the United Kingdom by the Military Service Act 1916. (Details) |
| February 5 – April 15 | 中東戰場, Caucasian | Trebizond Campaign. |
| February 12 | 非洲戰場 | Battle of Salaita Hill. |
| February 21 | 西方戰線 | The Battle of Verdun begins. |
| February 26 | 非洲戰場 | Battle of Agagia: Senussi rebellion suppressed by the British. |
| February 28 | 非洲戰場 | German Kamerun (Cameroon) surrenders. (Details) |
| March 1 | Naval | Germany resumes unrestricted submarine warfare. (Details) |
| March 1–15 | 義大利戰场 | 第五次伊松佐河之役. |
| March 2 – August 4 | 中東戰場, Caucasian | Battle of Bitlis. |
| March 8 | 中東戰場 | Battle of Dujaila: a British attempt to relieve Kut failed. (Details) |
| March 9 | 政策（英语：） | Germany declares war on Portugal. Portugal officially enters the war. (Details) |
| March 11–12 | 非洲戰場 | Battle of Latema Nek. |
| March 14 | 政策（英语：） | The Manifesto of the Sixteen, declaring Kropotkinist-anarchist support of the Allied war effort, is published. (Details) |
| March 15 | 政策（英语：） | Austria-Hungary declares war on Portugal. |
| March 16 – November 6 | 非洲戰場 | British preemptively occupy the Sultanate of Darfur and annex it to the Anglo-Egyptian Sudan. (Details) |
| March 18 | 非洲戰場 | Battle of Kahe. |
| March 18 – April | 東方戰線 | Lake Naroch Offensive. |
| April 24–29 | 政策（英语：） | Easter Rising by Irish rebels for independence from the United Kingdom. (Details) |
| April 24–30 | 政策（英语：） | The Kienthal Conference, the second meeting of the anti-war socialist Zimmerwald Movement, is held in Kienthal, Switzerland. (Details) |
| April 27–29 | 西方戰線 | Gas attacks at Hulluch. |
| April 29 | 中東戰場 | The British forces under siege at Kut surrender to the Ottomans, first siege of Kut ends. (Details) |
| May 7–10 | 非洲戰場 | Battle of Kondoa Irangi. |
| May 10 | Naval | Germany suspends unrestricted submarine warfare. (Details) |
| May 15 – June 10 | Italian | Austro-Hungarian Strafexpedition in Trentino. (Details) |
| May 16 | 政策（英语：） | Signing of the Sykes-Picot Agreement between Britain and France defining their proposed spheres in the Middle East. (Details) |
| May 18 | 中東戰場 | Russian forces in Persia link up with the British in Mesopotamia, but it is too late.  (Details) |
| May 31 – June 1 | Naval | Battle of Jutland between Britain's Grand Fleet and Germany's Hochseeflotte. (Details) |
| June 2–14 | 西方戰線 | Battle of Mont Sorrel. |
| June 3 | 中東戰場 | Russians fail to encircle Ottoman forces in Persia. (Details) |
| June 4 | 東方戰線 | The Brusilov Offensive begins. |
| June 5 | 中東戰場 | The Arab Revolt in Hejaz begins. (Details) |
| June 5 | Naval | “Hampshire”号1903 (6) is sunk off the Orkney Islands; Lord Kitchener dies. (Details) |
| June 8 | Naval | In the Adriatic Sea the Italian troopship SS Principe Umberto is sunk by an Austro-Hungarian submarine. It is the deadliest sinking of the war, with 1,900 lives lost. |
| June 10 | 政策（英语：） | Italy: Paolo Boselli succeeds Antonio Salandra as Prime Minister. (Details) |
| June 10 | 中東戰場 | The Siege of Medina begins. |
| June 10 – July 4 | 中東戰場 | Battle of Mecca, Arabs capture the city. (Details) |
| June 12 | 中東戰場 | Percy Sykes marches on Kerman to link up with the Russian forces in central-northern Persia. |
| June 30 | 西方戰線 | Battle of the Boar's Head, diversion from the Battle of the Somme which began the next day. |
| July | 中東戰場 | Battle of Taif. (Details) |
| July 1 | 西方戰線 | The Battle of the Somme begins. (Details) |
| July 1–3 | 政策（英语：） | The Social Democratic Party wins a majority in the parliament of the Russian-ruled Grand Duchy of Finland. (Details) |
| July 1–13 | 西方戰線 | Second Battle of Albert (Opening phase of the Battle of the Somme). (Details) |
| July 1–2 | 西方戰線 | British capture Fricourt during the Second Battle of Albert. (Details) |
| July 2 | 中東戰場 | Ottoman counter-attack into Persia reaches Kermanshah. (Details) |
| July 2–25 | 中東戰場, Caucasian | Battle of Erzincan. |
| July 3–7 | 西方戰線 | British capture La Boisselle during the Second Battle of Albert. (Details) |
| July 3–12 | 西方戰線 | British capture Mametz Wood during the Second Battle of Albert. (Details) |
| July 3–17 | 西方戰線 | British capture Ovillers during the Second Battle of Albert and Battle of Bazentin Ridge. (Details) |
| July 4–6 | 東方戰線 | Battle of Kostiuchnowka. |
| July 7–11 | 西方戰線 | British capture Contalmaison during the Second Battle of Albert. (Details) |
| July 8–14 | 西方戰線 | British capture Trônes Wood during the Second Battle of Albert. (Details) |
| July 14–17 | 西方戰線 | Battle of Bazentin Ridge (Initial phase of the Battle of the Somme) (Details) |
| July 14 – September 15 | 西方戰線 | Battles for Longueval and Delville Wood (Initial phase of the Battle of the Somme) (Details) |
| July 19–20 | 西方戰線 | Battle of Fromelles (Initial phase of the Battle of the Somme). |
| July 23 – August 7 | 西方戰線 | Battle of Pozières (Initial phase of the Battle of the Somme) (Details) |
| July 24 – August 8 | 東方戰線 | Battle of Kowel. |
| July 30 |  | German agents sabotage munition factories in Jersey City that supply the Allies, causing the Black Tom explosion. |
| August 3–5 | 中東戰場 | Battle of Romani. Ottoman attack on the British in the Sinai peninsula fails. (Details) |
| August 6–17 | Italian | Sixth Battle of the Isonzo. The Italians capture Gorizia (August 9). (Details) |
| August 6 | Italian | Battle of Doberdo, part of the Sixth Battle of Isonzo. |
| August 9–18 | 巴爾幹戰線 | First battle of Doiran. (Details) |
| August 10 | 中東戰場 | Ottomans take Hamadan. (Details) |
| August 24 | 非洲戰場 | Battle of Mlali. |
| August 27 | 巴爾幹戰線 | Romania enters the war on the Entente's side. Her army is defeated in a few weeks. |
| August 27 – December | 巴爾幹戰線 | Conquest of Romania by Central Powers. (Details) |
| August 27 – November 26 | 巴爾幹戰線 | Battle of Transylvania, a phase of the conquest of Romania. |
| August 28 | 政策（英语：） | Italy declares war on Germany. |
| August 29 | 政策（英语：） | Paul von Hindenburg replaces Erich von Falkenhayn as German Chief of Staff. (Details) |
| August 30 | 政策（英语：） | The Ottoman Empire declares war on Romania. |
| September 1 | 政策（英语：） | Bulgaria declares war on Romania. |
| September 2–6 | 巴爾幹戰線 | Battle of Turtucaia, a phase of the conquest of Romania. |
| September 3–6 | 西方戰線 | Battle of Guillemont (intermediate phase of the Battle of the Somme) (Details) |
| September 5–7 | 巴爾幹戰線 | Battle of Dobrich, a phase of the conquest of Romania. |
| September 6 | 政策（英语：） | The Central Powers create a unified command. |
| September 7–11 | 非洲戰場 | Battle of Kisaki. |
| September 8–19 | 非洲戰場 | Battle of Tabora. |
| September 9 | 西方戰線 | Battle of Ginchy (intermediate phase of the Battle of the Somme) (Details) |
| September 9–11 | 非洲戰場 | Battle of Dutumi. |
| September 12 – December 11 | 巴爾幹戰線 | Monastir Offensive, set up of the Salonika Front. |
| September 12–14 | 巴爾幹戰線 | Battle of Malka Nidzhe, a phase of the Monastir Offensive. |
| September 12–30 | 巴爾幹戰線 | Battle of Kaymakchalan, a phase of the Monastir Offensive. |
| September 14–17 | Italian | Seventh Battle of the Isonzo |
| September 15–22 | 西方戰線 | Battle of Flers-Courcelette; the British use  armoured tanks for the first time in history. (Details) |
| September 17–19 | 巴爾幹戰線 | First Battle of Cobadin, a phase of the conquest of Romania. |
| September 20 | 東方戰線 | The Brusilov Offensive ends with a substantial Russian success. (Details) |
| September 25–28 | 西方戰線 | Battle of Morval (part of the final stages of the Battle of the Somme) (Details) |
| September 26–28 | 西方戰線 | Battle of Thiepval Ridge (part of the final stages of the Battle of the Somme) (Details) |
| September 29 – October 5 | 巴爾幹戰線 | Flamanda Offensive, a phase of the conquest of Romania. |
| October–November | 巴爾幹戰線 | First Battle of the Cerna Bend, a phase of the Monastir Offensive. (Details) |
| October 1 – November 5 | 西方戰線 | Battle of Le Transloy (last stage of the Battle of the Somme) (Details) |
| October 1 – November 11 | 西方戰線 | Battle of Ancre Heights (last stage of the Battle of the Somme). |
| October 9–12 | Italian | Eighth Battle of the Isonzo. |
| October 14 – January 6, 1917 | 非洲戰場 | Battle of Kibata. |
| October 19–25 | 巴爾幹戰線 | Second Battle of Cobadin, a phase of the conquest of Romania. |
| October 24 | 西方戰線 | The French recapture Fort Douaumont near Verdun. (Details) |
| November 1–4 | Italian | Ninth Battle of the Isonzo. |
| November 11 | 非洲戰場 | Battle of Matamondo. |
| November 13–18 | 西方戰線 | Battle of the Ancre (closing phase of the Battle of the Somme) (Details) |
| November 18 | 西方戰線 | The Battle of the Somme ends with enormous casualties and an Anglo-French advantage. (Details) |
| November 21 | Naval | HMHS Britannic sinks after hitting a German mine (Details) |
| November 21 | 政策（英语：） | Francis Joseph I, Emperor of Austria and King of Hungary, dies and is succeeded by Charles I. (Details) |
| November 25 | Naval | David Beatty replaces John Jellicoe as commander of the Grand Fleet. Jellicoe becomes First Lord of the Sea. (Details) |
| November 25 – December 3 | 巴爾幹戰線 | Battle of Bucharest, a phase of the conquest of Romania. |
| November 28 | 巴爾幹戰線 | Prunaru Charge, a phase of the Battle of Bucharest, Romanian cavalry desperately charge into enemy lines. |
| December 1 | 巴爾幹戰線 | Battle of the Arges, a phase of the Battle of Bucharest. |
| December 1 – January 18, 1917 | 中東戰場 | Allies capture Yanbu. (Details) |
| December 3–6 | 政策（英语：） | In a four-day crisis December 3–6, 1916, H. H. Asquith is unaware how fast he is losing support. David Lloyd George now has growing Unionist support, the backing of Labour and (thanks to Christopher Addison)  a majority of Liberal MPs. Asquith falls. (Details) |
| December 7–31 | 政策（英语：） | The new Prime Minister Lloyd George answers the loud demands for a much more decisive government. He energetically sets up a new small war cabinet, a cabinet secretariat under Maurice Hankey, a secretariat of private advisors in the 'Garden Suburb' and moved towards prime ministerial control. (Details) |
| December 6 | 巴爾幹戰線 | The Germans occupy Bucharest. The capital of Romania moved to Iaşi. (Details) |
| December 13 | 西方戰線 | Robert Nivelle replaces Joseph Joffre as Commander-in-Chief of the French Army. (Details) |
| December 17 | 非洲戰場 | Kaocen Revolt: The Tuareg besiege the French garrison at Agadez. |
| December 18 | 西方戰線 | Battle of Verdun ends with enormous casualties on both sides. |
| December 23 | 中東戰場 | Battle of Magdhaba in the Sinai peninsula. (Details) |
| December 23–29 | 東方戰線 | Christmas Battles. |
| December 27 | 非洲戰場 | Togoland is divided into British and French administrative zones. (Details) |
| December 30 | 政策（英语：） | Grigori Rasputin, Russia's éminence grise, is assassinated. (Details) |