A group of alleged so-called Reichsbürger centred around Prince Heinrich XIII of Reuss goes on trial in the German city of Frankfurt on Tuesday. They are accused of plotting to overthrow the state. Germany’s Reichsbürger scene is considered violent and steeped in conspiracy theories and far-right ideology. Reichsbürger, or “Citizens of the Reich,” claim the historical German Reich, founded in 1871 with an emperor at the head, continues to exist and did not end with Germany’s defeat in the Second World War in 1945. They do not recognize the Federal Republic of Germany, or its constitutional str…