
Wilhelm had been active in pushing German expansion, and sought a leading role on the outbreak of war. Completed in 1917, it became the main residence for the Crown Prince for a time. The Schloss was loosely inspired by Bidston Court in Birkenhead, England, resembling a Tudor manor. In 1914, the Kaiser ordered the construction of Schloss Cecilienhof in Potsdam for Prince Wilhelm and his family.

The German club BFC Preussen was also originally named BFC Friedrich Wilhelm in his honour. Wilhelm was a supporter of association football, then a relatively new sport in the country, donating a cup to the German Football Association in 1908 and thereby initiating the Kronprinzenpokal, the oldest cup competition in German football.

When he was born, his great-grandfather Wilhelm I was the emperor and his grandfather Crown Prince Frederick was the heir apparent, making Wilhelm third in line to the throne. He was the eldest son of Wilhelm II, the last German Kaiser (Emperor) (1859–1941), and his first wife, Princess Augusta Victoria of Schleswig-Holstein (1858–1921). Wilhelm was born on in the Marmorpalais of Potsdam in the Province of Brandenburg. Hohenzollern Castle, Württemberg-Hohenzollern, Germany

During World War I, he commanded the 5th Army from 1914 to 1916 and was commander of the Army Group German Crown Prince for the remainder of the war. After the death of his grandfather Emperor Frederick III, Wilhelm became crown prince at the age of six, retaining that title for more than 30 years until the fall of the empire on 9 November 1918. Wilhelm III (Friedrich Wilhelm Victor August Ernst – 20 July 1951) was German Emperor and King of Prussia, reigning from 23 March 1933 until his death in 1951.
