'Eiserne Front' Member's Brooch (Mitgliedsbrosche). The Iron Front was an anti-Nazi, anti-monarchist paramilitary organization formed in the Weimar Republic on 16 December 1931, the organisation was banned in 1933. The brooch is showing the the Antifascist Circle. The brooch has a functional pin and catch to its reverse. The brooch is not visible maker marked. Nice original brooch in good used condition!