Federal officials have argued that the raids were a legitimate, lawful effort to deport immigrants with outstanding deportation orders.
Foreign nationals considered a threat to national security who can be deported, are subject to deportation orders, often with equally stringent restrictions.
The sweep was focused on immigration violators, including those who have ignored deportation orders or returned to the United States illegally after being deported.
Legal rights enabling migrants to challenge deportation orders would also be curbed.
In the crowd were people battling against deportation orders that had already been issued.
About 30,000 Haitians in the United States are facing deportation orders, immigration officials said.
Last week, the coalition announced reforms to the control orders, but deportation orders will be unaffected.
His family still lives in Ann Arbor, but also faces outstanding deportation orders.
At the time, GUYA was focussed on the arduous work of fighting individual deportation orders.
In late May, in spite of Nazi pressure, Tsar Boris canceled the deportation orders for Bulgaria's Jews.
