The controversial former leader of the recently banned Islamic Centre Hamburg (IZH) in northern Germany filed court action on Wednesday to challenge a deportation order, hours before a deadline to leave the country. Authorities in Hamburg at the end of August had ordered Mohammed Hadi Mofatteh to leave the country within two weeks and banned him from returning. That deadline runs out at midnight on Wednesday. The IZH was outlawed in July after being classified as an extremist group by German authorities. German Interior Minister Nancy Faeser had described the IZH as “Iran’s most important prop…