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Assassination of Archduke Ferdinand
The assassination of Archduke Franz Ferdinand happened in Sarajevo, Bosnia. Gavrilo Princip was member of the Black Hand, an anarchist organization that looked for the end of Austro-Hungarian rule in Bosnia, assassinated him, sparking World War I. -
Austria-Hungary declared war on Serbia
Austria-Hungary declared war on Serbia, after the assassination of the Archduke. This declaration of war increased tensions in Europe and was a key reason that led to the start of World War I. -
German troops enter in Belgium
It was part of Germany´s military strategy in the First World War. It involved the German army, Belgian civilians and military forces. It is important because it violated Belgium's neutrality and provoke that more countries joined the conflict. -
Italy declares war on Austria-Hungary
This event involved the Italian army and the Austria-Hungary empire. It is significant because it changed the balance of power in the conflict and brought Italy into the war on the side of the allies after having been on the other side. -
United States declares war on Germany
The USA joined the fight in WWI by declaring war on Germany and joining the Allies. This decision, made by the government and military, had an enormous impact on the course of the war and led to Germany's defeat. -
Bolshevik storm the Winter Palace
The Bolsheviks stormed the Winter Palace in Petrograd during the October Revolution. They participated in it with Lenin and the provisional government. The change marked the end of the Russian Revolution and the beginning of Bolshevik control. -
Russia signs armistice with Germany
It has its origins in the promise of Lenin´s party :"peace, land and bread". The Russians wanted the end of the war, that´s why Lenin was supported. The result of this, is the signing of the treaty of Brest-Litovsk. -
Russia signs the Treaty of Brest-Litovsk
This treaty was signed in Brest-Litovsk (Nowadays Belarus), by Russia, the Republic of Ukraine and the Central Powers. After much pressure from Germany to reach a final agreement, it consisted of the USSR leaving WW1 and the loss of territories. -
Treaty of Versailles signed
This treaty is the one that ends WW1 and is considered partly responsible for WW2, for these two reasons: 1st it should not have been signed in Paris (it was not a neutral zone) and 2nd the sections created resentment in Germany.