MigrationEuropeEU-Tunisia migrant deal too vague to be effective: expert 05:40This browser does not support the video element.MigrationEurope08/14/2023August 14, 2023DW speaks with Gerald Knaus, founding chairman of the European Stability Initiative think tank and adviser to former German Chancellor Angela Merkel. Knaus played a key role in devising the European Union's refugee agreement with Turkey.Copy linkAdvertisement