The Group of Reflection of Political Prisoners (GREX) asked the Trump administration not to transfer Marvin Castellón Ubilla, one of the 222 Nicaraguan critics and opponents who were released, expelled to the United States and stripped of their nationality in February 2023, to Nicaragua. "For being persecuted politically and exiled, he should not [...] The Advocate entry to stop deportation of Marvin Castellón Ubilla, exiled to the was first published in Confidential .