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World War I or the First World War (28 July 1914 – 11 November 1918) was a global conflict between two coalitions: the Allies (or Entente) and the Central ...
World War I (WWI or WW1), also called the First World War, began on July 28, 1914 and lasted until November 11, 1918. It was a global war and lasted exactly ...
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The identification of the causes of World War I remains a debated issue. World War I began in the Balkans on July 28, 1914, and hostilities ended on ...
The United States declared war on the German Empire on April 6, 1917, nearly three years after World War I started. A ceasefire and armistice were declared ...