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Assassination of Archduke Franz Ferdinand
The assassination of Archduke Franz Ferdinand of Austria-Hungary in Sarajevo triggered a chain of events leading to the outbreak of war. -
War breaks out
Austria-Hungary declares war on Serbia, sparking a series of alliances and escalations that lead to the beginning of WW1. -
Battle of the Marne
This battle marked the failure of the Schlieffen Plan by the germans to quickly defeat France. It resulted in trench warfare on the Western Front. -
Battle of Verdun
One of the longest and most costly battles of the war, Verdun symbolized the determination of both sides, with staggering casualties. -
Battle of the Somme
Another major battle on the Western Front, the Battle of the Somme resulted in significant casualties for both sides and highlighted the brutality of trench warfare. -
Entry of the United States
The sinking of the Lusitania and the interception of the Zimmerman Telegram prompted the United States to enter the war on the side of the allies. -
Russian Revolution
The Russian Revolution overthrew the Tsarist regime, leading to the rise of the Bolsheviks and Russia's subsequent exit from the war. -
Treaty of Brest-Litovsk
The treaty between Russia and the Central Powers ended Russia's involvement in the war, ceding significant territory and resources to germany. -
German Spring offensive
The last major German offensive of the war, aimed at breaking the stalemate on the Western Front, ultimately failed and exhausted the German resources. -
Armistice between Germany and the Allies
Signed between the Allies and Germany, this armistice ended the fighting on the Western Front, effectively marking the end of WW1.