The Imperial Castle in Poznań, popularly called Zamek, "the Castle" (Polish: Zamek Cesarski w Poznaniu, German: Königliches Residenzschloss Posen), is a palace in Poznań, Poland. It was built under German rule in 1910 by Franz Schwechten for William II, German Emperor, with substantial suggestions from the Emperor. Since its completion, the building has housed government offices of Germany (to 1918, and during World War II) and of Poland (1918–1939, 1945–present). Naming The name of this struc…