Expulsion, Readmission Agreements and ‘Non-Refoulement’

Return, readmission, expulsion… these notions are often used in the same context, lately also when referring to the EU/Turkey deal that has attracted the (well-deserved) attention of the media. But what do we mean with ‘readmission’, and why could it be problematic from the point of view of international human rights and refugee law? ...