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Assassination of Archduke Franz Ferdinand
Him and his wife were shot in a car by princip at 1:15 P.M in Sarajevo, Bosnia and Herzegovina, Which also lead to WWI. -
The Beginning of WWI
It started with Austro-Hungarian invasion of Serbia. Then the German invasion of Belgium,Luxembourg and France. -
German blockade
Britain announced unrestricted submarine,blockades, and mine warfare of the German ports. The next month the British and French retaliated by declaring their intent to detain and take into port all ships. -
President Wilson delivers his final speech on Preparedness in Saint Louis
launches nationwide whistle-stop campaign to generate support for Preparedness and the Continental Army with three speeches in New York. -
Romania enters the war on the Allies side
signed a secret pact with the Allied Powers granting them the right to seize the territories of Transylvania, Bukovina, and Banat in exchange for entering the war on the Allied side. -
Germany resumes U-boat attacks under search and destroy rules.
Launched a torpedo at the British ocean liner, off the coast of Southern Ireland. In 18 minutes, the Lusitania had sunk. The sinking of the Lusitania made more tensions between the U.S. and Germany and helped make American opinion in favor of joining World War I. -
U.S severs diplomatic ties with Germany
When Germany announced a policy of unrestricted submarine warfare, the United States cut diplomatic ties with Germany. President Wilson declared war after that. -
12th battle of Isonzo
Austro-Hungarian forces, reinforced by German units, were able to break into the Italian front line and work for the Italian army, which had practically no mobile reserves, so they walked. -
U.S. President Woodrow Wilson makes "Four Principles" speech to Congress.
addressed his 14 views of a post-war world that could avoid another terrible conflict to the Congress -
Allies accept the fourteen points
The background of it was intended to assure the country that the Great War was being fought for a moral reasons and for postwar peace in Europe. -
The End of WWI
On the 11th of November a armistice was signed, and after all four years the wars was over.
