Wilhelm I Proclaimed Kaiser

Date: January 18, 1871 • Location: Versailles, France

This milestone marked the outbreak and beginning of this historic period, which spanned 1871.

Wilhelm I of Germany is proclaimed Kaiser Wilhelm in the Hall of Mirrors of the Palace of Versailles (France) towards the end of the Franco-Prussian War. Wilhelm already had the title of German Emperor since the constitution of 1 January 1871, but he had hesitated to accept the title.

Wilhelm I was King of Prussia from 1861 and German Emperor from 1871 until his death in 1888. A member of the House of Hohenzollern, he was the first head of state of a united Germany. He was regent of Prussia from 1858 to 1861 for his elder brother, King Frederick William IV. During the reign of his grandson Wilhelm II, he was known as Emperor Wilhelm the Great.