Wilhelm II was the last Emperor of Germany and King of Prussia, who reigned from 1888 until 1918. Some synonyms for Wilhelm II include Kaiser Wilhelm II, Wilhelm II of Germany, Wilhelm II of Prussia, and Wilhelm Friedrich Victor Albert. Known for his ambitious foreign policies, Wilhelm II was the leader of Germany during World War I, and his reign saw significant advances in the country's industrial and economic sectors. Despite his efforts to modernize Germany, Wilhelm II's leadership was marked by tensions with other global powers, particularly Great Britain. Ultimately, he was forced to abdicate in 1918, following Germany's defeat in World War I.