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Archduke Franz Ferdinand Assassinated
Franz Ferdianand was the heir to the austrian throne.
The assassinator was a member of the Black Hand, an organization promosting Serbian nationalism. -
The Russian Monarchy is Ovethrown
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Period: to
1914-1917
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Austria-Hungary Declares War on Serbia
Archduke Franz Ferdinand was assassinated. His asassinator was a a member of the Black Hand, an organization promoting Serbian Nationalism. It was expected to be a short war -
Germany Declares War on Russ9a
Obligated by treaty to support Austria-Hungary, declared war on Russia. On August 3, Germany declared war on Russia's ally France. After Germany invaded Belgium, Britain declared war on Germany and Austria-Hungary. Great war had begun -
Germany Declares War on France
Germany invaded Belgium, following a strategy known as the Schlieffen Plan. This plan called for a holding action against Russia, combined with a quick drive through Belgium to Paris; after France had fallen, the two German armies would defeat Russia -
German U-boats sink the Lusitania
Off the southern coast of Ireland. 1,198 persons lost, 128 were Americans. Germans defended their action on the grounds that the liner carried ammunition. American public opinion turned against Germany and the Central Powers. -
Germany invades Belgium
Schieffen Plan. Holding action against Russia, combined with a quick drive through Belgium to Paris; after France had fallen, the two German armies would defeat Russia. As German troops swept across Belgium, thousands of civilians fled in terror. -
The United States Declares War on Germany
To ensure Allied repayment of debts to the United States
To prevent the Germans from threatening U.S shipping -
Germay announces unrestricted submarine warfare.
Announced that U-boats would sink all ships in British waters-hostile or neutral-on sight.
Ignored Wilson's call for peace. -
The Zimmerman Note is Discovered
A telegram from the German foreign minister to the German ambassador in Mexico that was intercepted by British agents.
Proposed an alliance between Mexico and Germany and promised that if war with the United States broke out, Germany would support Mexico in recovering "lost territory in Texas, New Mexico and Arizona.
Sinking of four unarmed American merchant ships, with a loss of 36 lives.
