https://www.hannover.de/en/en/view/content/56804/full/1/568052011-11-28T14:00:44+01:00Max Mustermannmax@mustermann.dehttps://www.hannover.de/en/en/view/content/56804/full/1/568052011-11-28T14:00:44+01:00Why town twinning and international cooperation?