sentences:  In 1920 he founded his own newspaper, Der Reichswart (“Reich Guardian”), which was published until his death.In the immediate post-World War I period, a National Bolshevik idea came from Comintern agent Karl Radek postulating that a community of interests existed between German nationalists and the isolated Bolshevik regime in Russia.At first Reventlow denounced the “delusion of the so-called National Bolsheviks that Communism could turn towards nationalism,” but when Radek seized the occasion of the Ruhr occupation to deliver his Schlageter Oration before the Enlarged Executive Committee of the Comintern in 1923, Reventlow responded with sympathetic articles in Der Reichswart that were subsequently re-printed in the communist central organ Rote Fahne.