Hundred Days Offensive
August 8 – November 11, 1918 · Western Front
Final Allied offensive of the First World War on the Western Front, opened at Amiens, which broke the Hindenburg Line and forced Germany to seek an armistice.
Sides
Battles 1
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World War I July 28, 1914 – November 11, 1918
- Serbian campaign of World War I July 28, 1914 – November 24, 1915
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East African campaign (World War I) August 3, 1914 – November 25, 1918
- Battle of Tanga November 2–5, 1914
- Battle of Liège August 5–16, 1914
- Battle of Lorraine August 14 – September 7, 1914
- Battle of Gumbinnen August 20, 1914
- Battle of Charleroi August 21–23, 1914
- Battle of the Ardennes August 21–23, 1914
- Battle of Mons August 23, 1914
- Battle of Galicia August 23 – September 11, 1914
- Battle of Le Cateau August 26, 1914
- Battle of Tannenberg August 26–30, 1914
- Battle of Heligoland Bight (1914) August 28, 1914
- Battle of Guise August 29–30, 1914
- First Battle of the Marne September 5–12, 1914
- First Battle of the Masurian Lakes September 7–14, 1914
- First Battle of the Aisne September 13–28, 1914
- Siege of Przemyśl September 16, 1914 – March 22, 1915
- Siege of Antwerp (1914) September 28 – October 10, 1914
- Battle of the Yser October 16–31, 1914
- First Battle of Ypres October 19 – November 22, 1914
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Caucasus campaign November 2, 1914 – October 30, 1918
- Battle of Sarikamish December 22, 1914 – January 17, 1915
- Erzurum offensive January 10 – February 16, 1916
- Battle of Erzincan July 2–25, 1916
- Battle of Tanga November 2–5, 1914
- Battle of Łódź (1914) November 11 – December 6, 1914
- Battle of Sarikamish December 22, 1914 – January 17, 1915
- Battle of Dogger Bank (1915) January 24, 1915
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Gallipoli campaign February 19, 1915 – January 9, 1916
- Landing at Cape Helles April 25–26, 1915
- Battle of Sari Bair August 6–21, 1915
- Landing at Suvla Bay August 6–15, 1915
- Battle of Neuve Chapelle March 10–13, 1915
- Second Battle of Ypres April 22 – May 25, 1915
- Landing at Cape Helles April 25–26, 1915
- Landing at Anzac Cove April 25 – May 3, 1915
- Gorlice–Tarnów offensive May 2 – June 22, 1915
- First Battle of the Isonzo June 23 – July 7, 1915
- Battle of Sari Bair August 6–21, 1915
- Landing at Suvla Bay August 6–15, 1915
- Second Battle of Champagne September 25 – November 6, 1915
- Third Battle of Artois September 25 – November 4, 1915
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Macedonian front October 21, 1915 – September 30, 1918
- Vardar offensive September 15–29, 1918
- Battle of Ctesiphon (1915) November 22–25, 1915
- Siege of Kut December 7, 1915 – April 29, 1916
- Erzurum offensive January 10 – February 16, 1916
- Battle of Verdun February 21 – December 18, 1916
- Lake Naroch offensive March 18 – April 14, 1916
- Battle of Asiago May 15 – June 10, 1916
- Battle of Jutland May 31 – June 1, 1916
- Brusilov Offensive June 4 – September 20, 1916
- Battle of the Somme July 1 – November 18, 1916
- Battle of Erzincan July 2–25, 1916
- Battle of Romani August 3–5, 1916
- Battle of Gorizia (1916) August 6–17, 1916
- Battle of Bucharest November 25 – December 3, 1916
- First Battle of Gaza March 26, 1917
- Battle of Vimy Ridge April 9–12, 1917
- Battle of Arras (1917) April 9 – May 16, 1917
- Nivelle offensive April 16 – May 9, 1917
- Battle of Messines (1917) June 7–14, 1917
- Kerensky offensive July 1–19, 1917
- Battle of Passchendaele July 31 – November 10, 1917
- Eleventh Battle of the Isonzo August 18 – September 12, 1917
- Riga offensive (1917) September 1–3, 1917
- Battle of Caporetto October 24 – November 19, 1917
- Battle of Beersheba (1917) October 31, 1917
- Third Battle of Gaza November 1–2, 1917
- Battle of Jerusalem (1917) November 17 – December 30, 1917
- Battle of Cambrai (1917) November 20 – December 7, 1917
- Treaty of Brest-Litovsk March 3, 1918
- Operation Michael March 21 – April 5, 1918
- Battle of the Lys (1918) April 9–29, 1918
- Third Battle of the Aisne May 27 – June 6, 1918
- Battle of Cantigny May 28, 1918
- Battle of Belleau Wood June 1–26, 1918
- Second Battle of the Piave River June 15–23, 1918
- Second Battle of the Marne July 15 – August 6, 1918
- Battle of Amiens (1918) August 8–12, 1918
- Battle of Saint-Mihiel September 12–15, 1918
- Battle of Megiddo (1918) September 19–25, 1918
- Meuse–Argonne offensive September 26 – November 11, 1918
- Battle of the St Quentin Canal September 29 – October 2, 1918
- Battle of Sharqat October 23–30, 1918
- Battle of Vittorio Veneto October 24 – November 3, 1918