Author: Lena Riemer

[Dr Lena Riemer is an Assistant Professor of Law at Central European University working on migration related topics.] When around 80,000 people (according to the Spanish government) crossed into the Spanish enclave of Ceuta in early August, reactions quickly framed the event as a test of the EU’s border control and policy and the solidarity amongst its member states (for a...

[Dr Lena Riemer is an Assistant Professor of Law at Central European University working on migration related topics] In early 2025, hundreds of migrants from Iran, Afghanistan, Russia, and beyond found themselves confined in a hotel in Panama City. Desperate notes scrawled on scraps of paper and pressed against windows pleaded for help. These individuals had been removed from the United...

[Lena Riemer just finished a year as a Fox International Fellowship at Yale University and is currently a PhD Candidate at the Free University of Berlin writing on the prohibition of collective expulsion in public international law.] In June 2019, US President Donald Trump announced  a migration agreement with Mexico which reportedly provides for “a regional approach to burden-sharing in relation to the...