Afghanistan, April 11 -- At least 84 Afghan nationals were released from Pakistani prisons and returned home this week, amid ongoing concerns over detentions and migrant treatment.

Afghan authorities say at least 84 citizens were released from prisons in Pakistan over the past week and returned to the country, in the latest development involving detained migrants. The releases come amid continued reports that many Afghans in Pakistan are held due to lack of legal residency documents.

The Ministry of Refugees said the reasons for the detentions were not specified, but previous cases indicate that most arrests were linked to undocumented status. Many of those released had reportedly spent more than a month in detention before being repatria...