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Archduke Franz Ferdinand assassinated
He was shot by Serbian nationalist Gavrilo Princip. -
Austria-Hungary declares war on Serbia
Due to the assassination of the Archduke, Austria-Hungary declared war on Serbia. -
Germany declares war on Russia
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Germany declares war on France
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The UK declares war on Germany
It made the United Kingdom mad when Germany invaded Belgium. -
The US remains nuetral
Woodrow Wilson announced the US would remain neutral at this time because they felt they weren't ready for the war yet -
Second Battle of Ypres
This was fought for control of Ypres in western Belgium. It was fought between the Germans and the French. This battle ended on May 25, 1915. -
Battle of Verdun
This was the longest battle in the war and one of the most bloodiest. The battle was fought between the Germans and the French. The Battle of Verdun finally ended on December 18, 1916. -
Battle of Somme
One of the largest battles in the World War. On the first day alone the British suffered 57,000 casualties. It ended on November 1, 1916. -
Germany sends the Zimmerman Telegram to Mexico
This was something secret that asked Mexico if they would join the war. The British eventually intercepted and deciphered the code. This made the US very angry at Germany. -
USA declares war on Germany
After hearing about the Zimmerman Telegram, the US finally decided to go into war. They were very upset with Germany. -
The US joins the allies
On the same day they decided to join the war the US joined the allied. They were allied with Great Britain, France, and Russia. -
The Treaty of Versailles ends WW1
This treaty was signed in the Hall of Mirrors in the Palace of Versailles in Paris, France. Germany and the allies officially agreed to stop fighting.
