WORLD HISTORY

Detailed explanation-1: -World War I or the First World War (28 July 1914 – 11 November 1918), often abbreviated as WWI, was one of the deadliest global conflicts in history. It was fought between two coalitions, the Allies and the Central Powers.

Detailed explanation-2: -The First World War started in 1914 and ended in 1918, was fought between two blocs-the Allies and the Central powers. Britain, France and Russia were the Allies. The USA later joined the Allies. Germany, Austria-Hungary and Ottoman Turkey were the Central Powers.

Detailed explanation-3: -the war is being called first world war because there were more than two countries fighting against each other.

Detailed explanation-4: -World War I was sparked by the assassination of Archduke Franz Ferdinand in 1914 and ended with the Treaty of Versailles in 1919.