A Gau Essen 10th anniversary commemorative badge in honor of Nazi Day 1935. The commemorative badge from Essen, where a Nazi Party rally, Gau, was held on August 4, 1925. The badge is by Hoffstatter of Bonn, and shows an upright sword crossed by two hammers bearing the years 1925 and 1935 upon their heads. Marked on a back Hoffstatter Bonn. A Gau badge or Gau Commemorate Badges were a political award of the Nazi Party, issued by various Gauleiters of the Nazi political districts to recognize loyal service or to commemorate an event. Second World War Nazi German Third Reich Medals, Badges, Military and Historical Collectibles, And Memorabilia.