A protester obstructs an immigration van in Kenmure Street, Thursday May 13, 2021, in Glasgow, Scotland. Protesters blockaded a street in Glasgow on Thursday in a seven-hour standoff which successfully forced the release of two men detained by U.K. immigration authorities. Hundreds of demonstrators filled the road in Scotland’s largest city to prevent a van leaving with the men inside, before police finally announced they would be freed. (Andrew Milligan/PA via AP)

Lawyer Aamer Anwar, at left with megaphone, speaks to protesters blocking the road as police surround an immigration van in Kenmure Street, Thursday May 13, 2021, in Glasgow, Scotland. Protesters blockaded a street in Glasgow on Thursday in a seven-hour standoff which successfully forced the release of two men detained by U.K. immigration authorities. Hundreds of demonstrators filled the road in Scotland’s largest city to prevent a van leaving with the men inside, before police finally announced they would be freed. (Andrew Milligan/PA via AP)

Police surround an immigration van in Kenmure Street which is surrounded by protesters, Thursday May 13, 2021, in Glasgow, Scotland. Protesters blockaded a street in Glasgow on Thursday in a seven-hour standoff which successfully forced the release of two men detained by U.K. immigration authorities. Hundreds of demonstrators filled the road in Scotland’s largest city to prevent a van leaving with the men inside, before police finally announced they would be freed. (Andrew Milligan/PA via AP)

Two men are released from an Immigration Enforcement police van accompanied by Mohammad Asif, centre right, director of the Afghan Human Rights Foundation, in Glasgow, Scotland, Thursday May 13, 2021. Some hundreds of protesters blockaded the street in Glasgow on Thursday in a seven-hour standoff which successfully forced the release of two men detained by U.K. immigration authorities. (Andrew Milligan/PA via AP)

Two men stand surrounded by police and protesters, after being released from an Immigration Enforcement police van accompanied by lawyer Aamer Anwar and Mohammad Asif, director of the Afghan Human Rights Foundation, in Glasgow, Scotland, Thursday May 13, 2021. Some hundreds of protesters blockaded the street in Glasgow on Thursday in a seven-hour standoff which successfully forced the release of two men detained by U.K. immigration authorities. (Andrew Milligan/PA via AP)

Two men stand surrounded by police and protesters, after being released from an Immigration Enforcement police van accompanied by lawyer Aamer Anwar and Mohammad Asif, director of the Afghan Human Rights Foundation, in Glasgow, Scotland, Thursday May 13, 2021. Some hundreds of protesters blockaded the street in Glasgow on Thursday in a seven-hour standoff which successfully forced the release of two men detained by U.K. immigration authorities. (Andrew Milligan/PA via AP)

Two men stand surrounded by police and protesters, after being released from an Immigration Enforcement police van accompanied by lawyer Aamer Anwar and Mohammad Asif, director of the Afghan Human Rights Foundation, in Glasgow, Scotland, Thursday May 13, 2021. Some hundreds of protesters blockaded the street in Glasgow on Thursday in a seven-hour standoff which successfully forced the release of two men detained by U.K. immigration authorities. (Andrew Milligan/PA via AP)