Facts about the First World War tell you about the global war. People also call it as the War to End All Wars or Great War. World War I took place from June 28th, 1914 until November 11th, 1918. The origin of the war was in Europe. It is considered as one of the largest wars in the history for it involved 70 million military soldiers. Because of the war, 7 million civilians and 9 million combatants died. Let us get other important facts about First World War below:
Facts about the First World War 1: the impact
The First World War had a major impact, which led into political changes. Many nations were in the state of revolutions. The World War 2, which took place 21 years later, was paved by the First World War.

Facts about the First World War 2: the opposing alliances
There were two opposing alliances in the war. The Central Powers were the Austria-Hungary and Germany. The other side was the Allies, which included UK of Great Britain and Ireland, French Third Republic ad and Russian Empire.
Facts about the First World War 3: the expanded alliances
The alliances were expanded. The Central Powers had Bulgaria and Ottoman Empire as the additional members. On the other hand, United States, Japan and Italy decided to join the Allies.
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Facts about the First World War 4: the primary cause
Do you know the primary cause of the First World War? It was due to the assassination of the heir of Austria-Hungary, Archduke Franz Ferdinand of Austria. On June 1914, he was assassinated by Yugoslav nationalist Gavrilo Princip in Sarajevo.
Facts about the First World War 5: a diplomatic crisis
Due to the assassination, a diplomatic crisis occurred between Austria-Hungary and Kingdom of Serbia.
Facts about the First World War 6: the international alliances
The international alliances were formed on each side. This conflict spread into other parts of the world.
Facts about the First World War 7: the mobilization of army
The mobilization army of Russia took place on July 25. The declaration of war of Austria-Hungary to Serbia took place on July 28.

Facts about the First World War 8: the role of Germany
On August 1st, Germany declared the war to Russia after Germany’s request on Russia to demobilize the army was ignored.
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Facts about the First World War 9: France
On 1 August, France mobilized their army. Germany declared the war to France on August 3.

Facts about the First World War 10: the end of the war
The Allies earned the victory of the First World War after Germany agreed with an armistice.
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