-
Period: to
Battle of Tannenburg
Saw a decisive German victory against the Russian army, where the German commanders, Paul von Hindenburg and Erich Ludendorff, managed to surround and effectively destroy a large portion of the Russian Second Army, led by Alexander Samsonov, by exploiting poor Russian communication and coordination, resulting in a massive Russian loss and the suicide of General Samsonov. -
Period: to
First Battle of the Marne
The French and British forces successfully halted the German advance towards Paris, effectively stopping their initial offensive and forcing them to retreat. -
Period: to
Battle of Gallipoli
Was a disastrous Allied attempt to capture the Gallipoli Peninsula in Turkey by launching an amphibious landing, resulting in a stalemate and heavy casualties on both sides, ultimately forcing the Allies to withdraw after eight months of fighting, marking a major Ottoman victory. -
Period: to
Second Battle of Ypres
Marked the first large-scale use of poison gas in World War I, when the Germans unleashed chlorine gas against Allied troops near the Belgian city of Ypres, causing significant casualties and marking a turning point in the war's tactics.