 In August 1940 Paulen participated in fusion talks between the Nederlandse Unie and the fascistic "Nationaal Front", which original name was "Zwart Front" (Black Front).Other participants for the Nederlandse Unie during these talks were Jan de Quay, after the war minister-president, Louis Einthoven, former head of the Rotterdam police and afterwar director of the BVD (secret service) and Hans Linthorst Homan, commissioner of the Queen in the province Groningen.For the Nationaal Front the infamous fascist Leader Arnold Meijer was head of a four men delegation.