WWI (World War I)

World War I, fought from 1914 to 1918, was a global conflict primarily triggered by complex alliances, nationalism, and competition among European powers. It began with the assassination of Archduke Franz Ferdinand of Austria and quickly escalated as countries mobilized for war. The conflict involved trench warfare, new military technology, and massive casualties. It reshaped political borders, leading to the fall of empires like Austria-Hungary and Ottoman Empire. The war ended with the Treaty of Versailles, which imposed harsh penalties on Germany. WWI significantly impacted world history, setting the stage for future conflicts and changes in global power.