-
Trple Alliance Expanded
On Decemberfifth of 1913, the Triple Alliance expanded. -
Assassination of Archdke Fronz Ferdinand
On June 28 of 1914, Archduke Fronz Ferdinand was assassinated by a member of the Black Hand, Gavrilo Princip. -
Austria declares war on Serbia
On July 28 of 1914, Austria declares war on Serbia causing Russia to mobilize their troops. -
Germany Mobilizes
Germany begins to mobilize troops in preparation to declare war on Russia after they declined to stop mobilizing. -
Germany declares war on Russia
On August first of 1914, Germany declared war on Russia for not listening when warned to stop mobilizing for Serbia. -
Lusitania sunk by U-boat
Lusitania was sunk by a U-boat on May seventh of 1915 causing the United States to join the war. -
In Flanders Fields
On May third of 1916, Surgon Lt. Col. John McCrae wrote the poem In Flanders Fields. -
Zimmerman Note
A telegram, called the Zimmerman Note was sent from Germany to Mexico to tell them to start preparing troops for war. -
United States enters the war
On April second of 1917, the United States officially enters World War I and Wilson states "Make the world safe for a democracy." -
Treaty of Versailles
On June twenty eighth of 1919, the Treaty of Versailles was signed crating the League of Nations.
