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Assassination of Archduke Ferdinand
Franz Ferdinand and his wife were assassinated by 19 year old, Gavrilo Princip. This began to break the fragile piece that was among the European nations. -
Beginning of WWI
Austria-Hungary declared war on Serbia -
Germany Declares War on Russia
Germany joins sides with Austria-Hungary, thus enters WWI. -
Germany Declares War on France
Germany decides to make first strike against Western Europe by attacking France. -
Germany invades Neutral Belgium
Belgium was wanting to stay out of the war. However when Germany invaded, Belgium was forced to reconsider their position. -
Great Britain Declares War on Germany
After Germany's declaration of war against France, Great Britain decided to join forces with France. -
Japan Declares War on Germany
Japan an ally of Great Britain, joins the battle of WWI. They hoped to gain German held territories in the Pacific. -
Turkey enters WWI
Under German pressure, Turkey joins the central powers. The Turkish thought Germany would win and wanted to be on their side. -
Sinking of Lusitania
Germany sank British passenger ship. 1,200 people were killed, 128 being Americans. -
Italy Declares War on Austria-Hungary
Italy was sympathetic to Germany and Austria-Hungary before WWI. Later Italy viewed them as the aggressor and officially entered the war. -
Sinking of the Sussex
French passenger ship that was unarmed was sunk by a German U-boat. Americans were injured and this angered President Woodrow Wilson -
Italy Declares War on Germany
Italy was a long time ally of Romania. After Romania was defeated by Germany, Italy officially declared war against them. -
President Wilson Secures Re-election
With the slogan, "He kept us out of war." President Wilson was re-elected to a second term. -
U.S. Ends Diplomatic Ties with Germany
Germany announces it will return to unrestricted u-boat warfare. This leads to the end of diplomacy between the two nations. -
Zimmerman Telegraph
U.S. intercepted the Zimmerman Telegraph. Germany was going to ask Mexico to help them fight against the U.S. -
President Wilson's War Cabinet
President Wilson asked his war cabinet to declare war on Germany. The vote was unanimous in favor of declaring war. -
President WIlson Addresses Congress
President Wilson delivers a passionate speech asking congress to declare war on Germany. -
America Declares War on Germany
America had hope to remain neutral throughout WWI. With many of her allies already in battle, America officially joined the war.
