World War I was a disastrous European war fought from 1914 to 1919 that also entangled many non-European areas, including colonial empires and the United States. The major powers included Britain, France and Russia on on... More » History Modern History World War 1

There was a theoretical state of war that existed between the Isles of Scilly and the Netherlands for 335 years, from March 30, 1651 to April 17, 1986, and is considered the longest war in the history of world. Although ... More » History Modern History

World War II was the deadliest and most destructive war in history. The battle resulted in an estimated 50 to 85 million civilian and military casualties over six years. More » History Modern History
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World War I, which started in July 1914 and ended Nov. 11, 1918, was responsible for more than 17 million casualties, approximately 100,000 of which were troops from the United States. Causes of World War I include mutua... More » History Modern History World War 1

The major combatants in World War I were the Central Powers of Germany, Austria-Hungary, Bulgaria and the Ottoman Empire versus the Allied Forces of Great Britain, France, the United States, Russia, Italy and Japan. In a... More » History Modern History World War 1

World War I had far-reaching consequences in a variety of areas, but the most prominent was the near-destruction of Germany and the direct cause of World War II. Other consequences include the downfall of the Russian tsa... More » History Modern History World War 1

Although the assassination of Austrian Archduke Franz Ferdinand is cited as the main cause that thrust the world into war, many causes and events led up to World War I. Some of the secondary causes include the mutual def... More » History Modern History World War 1