It was created on 15 November 1920[75][76] in accordance with the terms of Article 100 (Section XI of Part III) of the 1919 Treaty of Versailles after the end of World War I. The Free City included the city of Danzig and other nearby towns, villages, and settlements that had been primarily inhabited by Germans. As the Treaty stated, the region was to remain separated from post-World War I Germany (the Weimar Republic) and from the newly independent nation of the Second Polish Republic ("interwar Poland"), but it was not an independent state.[77] The Free City was under League of Nations protection and put into a binding customs union with Poland. The Tomb of Suleyman Shah is, according to Ottoman tradition, the grave (tomb, mausoleum) housing the relics of Suleyman Shah (c.