After a raid at a business in Newark, reportedly without a warrant, here's what to know about ICE and immigration enforcement in America.

Border czar Tom Homan told NBC News that several people with criminal convictions were apprehended in Chicago.

Federal law enforcement and ICE agents have arrested over 500 undocumented migrants wanted for outstanding crimes in sanctuary cities, including some from New York.

According to the Mayor’s Office of Immigrant Affairs, around 412,000 undocumented immigrants resided in the city as of 2022. Approximately 229,000 migrants arrived in the city beginning in that year, though fewer than 51,000 still reside in city-supported shelter.

Reports of immigrants raids are on the rise in parts of the tri-state following efforts by the Trump administration to focus on mass deportations upon his return to the White House. Days after an ICE operation at a seafood market in Newark,

Immigration and Customs Enforcement agents appear to have stepped up their detention of unauthorized immigrants, taking more than 500 people into custody on Thursday, almost twice the average number of daily arrests late last year.

The mayor of Newark, N.J. said ICE raided a "local establishment" without a warrant and detained undocumented people, as well as citizens.

The Trump administration intensified efforts to crack down on illegal immigration, making U.S. Immigration and Customs Enforcement (ICE) a central focus.

A memo asserts that state and local officials are bound to cooperate and could face criminal prosecution or civil penalties if they fail to comply.

Newark Mayor Ras Baraka confirmed in a statement that the federal Immigration and Customs Enforcement raided a business establishment in the city.

PIX11 News has learned that the Nassau County Police and the Sheriff’s Department are fully cooperating with U.S. Immigration and Customs Enforcement, according to Nassau County Executive Bruce Blakeman.

CHICAGO (WLS) -- U.S. Immigration and Customs Enforcement agents were spotted on the ground in the Chicago area as the agency said "targeted operations" are underway Sunday. New video shows ICE and other federal agents knocking on doors and making arrests in the city.