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(EU) Archduke Franz Ferdinand Shot in Sarajevo
On this day, the Archduke of Austria- Hungary was shot by Gavirlo Princip. This event is often considered the spark for World War l, which would grow because of entangling alliances. -
Germany Declares War on France
Germany declares war on France, and invades neutral Belgium. Britain then sends an ultimatum, rejected by the Germans, to withdraw from Belgium. -
Britain and France Declare War
On 31 October 1914, Turkey formally entered the war on the side of the Central Powers. ... On 5 November, before the Ottoman Government responded, the United Kingdom and France also declared war on the Ottomans. -
Sinking of the Lusitania
Germany waged submarine warfare against the United Kingdom which had implemented a naval blockade of Germany. -
Battle of Verdun
The Battle of Verdun, was fought from 21 February to 18 December 1916 on the Western Front. The battle was the longest of the First World War and took place on the hills north of Verdun-sur-Meuse in north-eastern France. -
First Battle of the Somme
First Battle of the Somme, (July 1–November 13, 1916), costly and largely unsuccessful Allied offensive on the Western Front during World War I. The horrific bloodshed on the first day of the battle became a metaphor for futile and indiscriminate slaughter. -
Relection of Woodrow Wilson
The 1916 United States presidential election was the 33rd quadrennial presidential election, held on Tuesday, November 7, 1916. Incumbent Democratic President Woodrow Wilson defeated Supreme Court Justice Charles Evans Hughes, the Republican candidate. -
Zimmerman Note
A secret diplomatic communication issued from the German Foreign Office that proposed a military alliance between Germany and Mexico. -
Congress passes the Espionage Acts
The Espionage Act of 1917 is passed by Congress, making it a crime “to willfully cause or attempt to cause insubordination, disloyalty, mutiny, or refusal of duty, in the military or naval forces of the United States,” or to “willfully obstruct the recruiting or enlistment service of the United States.” -
The United States Declares War/ Congress Votes to Declare War
In December 1917, Wilson requested, and Congress approved, a declaration of war against Austria-Hungary. The resolution declaring war against Austria-Hungary was adopted unanimously by the Senate, and was approved by the House of Representatives by a vote of 350 to 1 -
The United States Declares War on Germany
On April 2, 1917, President Woodrow Wilson went before a joint session of Congress to request a declaration of war against Germany. ... The United States later declared war on German ally Austria-Hungary on December 7, 1917. -
Wilson asks for Declaration of War
On April 2, 1917, President Woodrow Wilson asked Congress to declare war against Germany, saying, “The world must be made safe for democracy.” Four days later, Congress voted overwhelmingly in favor of a war declaration. -
Spanish Influenza
The 1918 influenza pandemic (January 1918 – December 1920; colloquially known as Spanish flu) was an unusually deadly influenza pandemic, the first of the two pandemics involving H1N1 influenza virus. It infected 500 million people around the world, including people on remote Pacific islands and in the Arctic. -
Armistice
On 11 November the armistice signed between the Allies of World War I and Germany at Compiègne -
Britain Declares war on Germany
Britain and France declare war on Germany. On September 3, 1939, in response to Hitler's invasion of Poland, Britain and France, both allies of the overrun nation declare war on Germany. ... They were also working under orders not to harm German civilians. The German military, of course, had no such restrictions.
