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On September 14, 1901, Theodore Roosevelt was elected President. He spoke to the crowd in Mineola, New York, in support of US entry into the first World War.
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Britain and Japan form a naval alliance. This alliance bound Britain and Japan to assist one another in safeguarding their respective interests in China and Korea.
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Britain forms a strategic alliance with Russia. They formed together to form the Triple Entente including France.
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Germany surpasses Britain as the leading manufacturing nation in Europe. The United States remains the world leader, surpassing all of the European manufacturing nations combined.
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Archduke Ferdinand was assassinated on June 28, 1914, in Sarajevo, Bosnia and Herzegovina. This sparked a chain of events that led to the outbreak of WW1.
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Refers to the period in which French territory, mostly along the Belgian and Luxembourg border, was held under military occupation by the German Empire during World War I.
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The Lusitania sank on May 7, 1915, in the Celtic Sea. The ship was identified and torpedoed by the German U-boat U-20 and sank in 18 minutes.
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The Russian Revolution of 1917 involved the collapse of an empire under Tsar Nicholas II and the rise of Marxian socialism under Lenin and his Bolsheviks. It sparked the beginning of a new era in Russia that had effects on countries around the world.
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On April 6, 1917, the US joined it's allies Britain, France, and Russia to fight in WW1. Under the command of Major General John J. Pershing, more than 2 million US soldiers fought on battlefields in France.
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The Treaty of Versailles was signed on June 28, 1919 in Versailles, France. It was the most important of the peace treaties that brought WW1 to an end.