Ten deportees said they experienced or witnessed what they called abusive or violent treatment by ICE. They spent months in detention, they said, before being sent to nations where they had no ties.
Mr. Yiannopoulos, an early supporter of President Trump and vocal supporter of mass deportations, was himself sent back to his home country, part of a long fall from right-wing grace.
The Trump administration has deported thousands of immigrants to countries where they have no ties. Dozens were on the latest flight, to the Central African Republic.
Mr. Yiannopoulos, a prominent early supporter of President Trump, was detained at the New Orleans airport. The Trump administration publicized his arrest and shared a mug shot.
Flights to the Caribbean nation will increase from once a month to once a week now that the Supreme Court allowed President Trump to cancel a humanitarian program.