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Assissination of Archduke Franz Ferdinand
n archduke of Austria and heir apparent to Francis Joseph I; his assassination at Sarajevo triggered the outbreak of World War I (1863-1914) Synonyms: Francis Ferdinand Example of: archduke. -
Trench Warfare, Poison Gas, and Machine Guns
The first tanks were unreliable and hard to steer, however, they became more effective by the end of the war. Much of the war along the western front was fought using trench warfare. Both sides dug long lines of trenches that helped to protect the soldiers from gunfire and artillery. -
Sinking of the Lusitania
British luxury liner sunk by a German submarine in the North Atlantic on May 7, 1915: one of the events leading to U.S. entry into World War I. an ancient region and Roman province in the Iberian Peninsula, corresponding generally to modern Portugal. -
Zimmerman Telegram
was a secret diplomatic communication issued from the German Foreign Office in January 1917 that proposed a military alliance between Germany and Mexico. -
Russian Revolution
The Russian Revolution took place in 1917 when the peasants and working class people of Russia revolted against the government of Tsar Nicholas II. They were led by Vladimir Lenin and a group of revolutionaries called the Bolsheviks. The new communist government created the country of the Soviet Union. -
U.S. entry into WWI
when the nation was drawn into World War 1 on the side of the Allies. The United States of America entered the conflict, two and a half years after the war had begun on July 28, 1914, and declared war on Germany on April 6, 1917. -
Battle of Argonne Forest
It was a massive attack along the whole line, with the immediate goal of reaching the railroad junction as Sedan. The US had over 1 million troops now available to fight. -
Armistice
An armistice is a formal agreement of warring parties to stop fighting. It is not necessarily the end of a war, since it may constitute only a cessation of hostilities while an attempt is made to negotiate a lasting peace. -
Woodrow Wilson’s Fourteen Points
The Fourteen Points was a statement of principles for peace that was to be used for peace negotiations in order to end World War I. The principles were outlined in a January 8, 1918, speech on war aims and peace terms to the United States Congress by President Woodrow Wilson. -
Treaty of Versailles
The Treaty of Versailles (French: Traité de Versailles) was the most important of the peace treaties that brought World War I to an end. The Treaty ended the state of war between Germany and the Allied Powers.
