The derby rivalry between Union and Hertha BSC is one of the most remarkable in German football. Every encounter between these two Berlin clubs results in a packed stadium and a passionate atmosphere. Union's fans, known as Die Eisernen, live for these encounters and express their passion. Historically, this derby has deep-rooted emotions and a long history that dates back to the early days of football in Berlin. This special rivalry is not only fought for points but also for pride and honor.