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Battle of Tannenberg
This battle was a decisive German victory over the Russian second army, which resulted in heavy Russian casualties and a significant boost to German morale on the Eastern Front. -
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First Battle of the Marne
This battle halted the German advance toward Paris, resulting in an allied victory that marked the beginning of trench warfare on the Western Front. -
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Second Battle of Ypres
This battle was notable for the first large-scale use of poison gas by the Germans, leading to Allied retreat and a tactical victory for Germany but failing to achieve a decisive breakthrough. -
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Battle of Gallipoli
This battle aimed at securing a sea route to Russia and knocking the Ottoman Empire out of the war, ended in a costly Allied defeat with significant casualties and no strategic gains. -
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Battle of Verdun
This battle was characterized by its attrition strategy, resulted in a French victory but at the cost of immense casualties, solidifying French national determination and symbolizing the horrors of trench warfare. -
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Battle of Jutland
The largest naval battle of the war ended in a stalemate, with both sides claiming victory but failing to change naval control. -
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Brusilov Offensive
The Russians launched a successful attack against the Austro-Hungarians, achieving significant gains but suffering heavy losses. -
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Battle of the Somme
The Allies launched an attack to relieve pressure on Verdun, resulting in massive casualties but little territorial gain. -
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Battle of Passchendaele
The Allies aimed to capture a strategic area but faced mud and strong defenses, resulting in many casualties with little progress. -
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Battle of Caporetto
The Central Powers launched a surprise attack against Italian forces, causing a major Italian retreat and significant losses. -
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Battle of Cambrai
The British used tanks effectively for the first time, achieving initial success but eventually losing ground to a German counterattack. -
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Spring Offensive
Germany launched a series of attacks on the Western Front, gaining ground but ultimately exhausting their resources and failing to win the war. -
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Battle of Belleau Wood
American troops fought fiercely against German forces, helping to turn the tide in favor of the Allies and boosting American morale. -
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Second Battle of the Marne
The Allies launched a successful counterattack against the Germans, marking a turning point in the war and leading to German retreat. -
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Hundred Days Offensive
This series of Allied attacks led to the final defeat of Germany and the end of the war, with significant territorial gains for the Allies.