(CNN) Germany should "formally suspend" talks on EU membership with Turkey, the chair of the German Parliament's foreign affairs committee said Monday, warning of a slide towards authoritarianism. "My view is that we should formally suspend negotiation talks with Turkey as long as Erdogan is establishing and conducting authoritarian power," German Member of Parliament Norbert Röttgen, a close ally of Chancellor Angela Merkel, told CNN's Christiane Amanpour. JUST WATCHED Erdogan adviser slams criticism: 'No, no, no' Replay More Videos ... MUST WATCH Erdogan adviser slams criticism: 'No, no, no' 05:40"We must not give up on Turkey. But we have to make clear that now it is Erdogan's rule which is being established more and more in Turkey." He clashed with European leaders during the campaign over cancelled rallies planned in Europe, accusing German and Dutch leaders of "Nazi practices."

Source: CNN April 17, 2017 18:45 UTC