Answer:
World War I, also known as the Great War, lasted for approximately four years. It began on July 28, 1914, and ended on November 11, 1918.
The Allied Powers, which consisted of countries such as France, the United Kingdom, and the United States, emerged victorious in World War I. They were able to defeat the Central Powers, which included Germany, Austria-Hungary, and the Ottoman Empire.
World War I resulted in a significant loss of life. It is estimated that around 8.5 million soldiers from all sides were killed during the conflict. Additionally, millions of civilians also lost their lives due to the war's direct and indirect effects, including diseases, famine, and displacement. The total number of casualties, including both military personnel and civilians, is estimated to be around 16 million.
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