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Assassination of Archduke Franz Ferdinand
Archduke Franz Ferdinand and his wife are assassinated by Gavrilo Princip, in Sarajevo. Beginning World War One.
Crash Course Start of WWI -
Austria-Hungary declares war on Serbia
Due to the assassination of Archduke Ferdinand Austria Hungry declares war on Serbia accusing them of the assassination. -
Germany declares war on France
Germany declares War on France because of their alliance with Russia. Germans try to defeat France by going through Belgium. -
Battle of the Marne Begins
The French who are reinforced by 6000 soldiers are able to stop the German forces from taking control of Paris. The first win for the Allies in World War One. -
Battle of Ypres begins
The first-time chemical warfare had been used in a war. Germans attack allied trenches with chlorine killing 5000 soldiers. -
Sinking of the Lusitania
Germans' skink a cruise liner killing American citizens this leads the U.S. to put out a warning for the Germans. -
Battle of Verdun Begins
One of the longest battles during WWI spanning over 10 months. Casing over 700,000 casualties. -
Battle of the Somme begins
The bloodiest day in British history with over 20,000 causalities. The British offensives tried to draw the Germans out of Verdun leading to a success for the allies. Battle of Somme -
United States Enters the War
British intelligence found the Zimmerman Telegram written by the Germans urging Mexico to join in the War efforts to defeat the allies. Due to this the United States declares war on Germany. -
War ends
Allied forces and Germany signed an armistice treaty ending World War One.