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Battle of Tannenberg
Lead-up: Germany focused on the Eastern Front, with Russia advancing into East Prussia. The Russian forces, under Generals Samsonov and Rennenkampf, were separated and vulnerable to encirclement.
Casualties: Russian casualties: approximately 78,000 killed, wounded, or captured. German casualties: about 20,000.
Outcome: German victory.
Consequences: The Russian army was decisively defeated, forcing them to retreat and stabilizing the Eastern Front. The battle established German mil -
First Battle of the Marne
Lead-up: The German army advanced through Belgium and northern France in their Schlieffen Plan to quickly defeat France. The French and British forces launched a counteroffensive.
Casualties: French and British casualties: approximately 263,000. German casualties: around 220,000.
Outcome: Allied victory.
Consequences: The German advance was halted, and the war on the Western Front became a stalemate with trench warfare beginning. It also forced a strategic retreat by Germany, preventing a quick -
Battle of Gallipoli
Lead-up: The Allies attempted to open a new front by attacking the Ottoman Empire in the Dardanelles, aiming to secure a route to Russia.
Casualties: Allied casualties: approximately 250,000. Ottoman casualties: around 250,000.
Outcome: Ottoman victory.
Consequences: The failure of the Gallipoli Campaign resulted in heavy Allied losses and a significant blow to morale. It also bolstered Ottoman morale and solidified Mustafa Kemal Atatürk's leadership.