Ramzi Kassem, who once sued the New York Police Department for its surveillance of Muslim Americans, is now advising the mayor on police matters.

Employees of the Homeland Security Department feared that the surge of enforcement in Minneapolis would lead to a loss of legitimacy.

Many undocumented immigrants who want to file tax returns have sought the help of clinics like this one in Los Angeles.

Federal agents outside Delaney Hall Detention Facility in Newark in June. Immigration and Customs Enforcement has curbed access to its detention centers and required seven days’ notice for lawmakers seeking entry.

Voting this past week in Tingbjerg, Denmark. The governing party, which has championed a stricter stance on asylum, performed badly in municipal elections.

Department of Homeland Security agents, police officers and U.S. Border Patrol Agents stand guard at a U.S. Immigration and Customs Enforcement facility in Portland, Ore., on Thursday.

Salvadoran Heritage Night at Dodger Stadium on Aug. 26.

Students protesting outside the gates to Columbia University, where some temporarily locked themselves to the gates in New York City, on Monday.

Immigration and Customs Enforcement was banned from city jails because of sanctuary laws that sought to stop the transfer of jailed undocumented immigrants into custody for deportation.

A tent shelter facility built for migrants on Randall’s Island. Some cities, like New York, prohibit the use of city resources like transportation or personnel for immigration enforcement.