New Jersey public officials are raising questions after U.S. Immigration and Customs Enforcement officers raided a Newark business on Thursday just days into President Donald Trump's second administration.

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

A New Jersey mayor says his city has been “unlawfully terrorized” after federal agents detained multiple people Thursday during what Immigration and Customs Enforcement called “a targeted enforcement operation.

New Jersey Democratic officials slammed a workplace raid conducted by Immigration and Customs Enforcement at a seafood market in Newark on Thursday.

The Thursday morning raid took place in Newark, New Jersey and saw three people taken into custody by immigration officials. The owner of the business that was raided said he's never seen anything lik

A Princeton sociologist said since the U.S. didn't welcome those fleeing Cold War–era regimes, "churches [and] synagogues declared themselves to be a sanctuary to refugees."

Mayor Ras Baraka said he was "appalled" and "angry" and blasted ICE for also detaining U.S. citizens, including a veteran. ICE said citizens may be questioned during an investigation.

Here's a primer on the Immigration and Customs Enforcement actions in the New York City area since President Donald Trump returned to office.

The largest massive deportation operation in history is well underway,” the White House press secretary wrote on social media.

Officials accuse ‘ jackbooted thugs’ of warrantless searches under Trump administration’s anti-immigration agenda

Another point of concern is the Trump administration's promise of "mass deportation" efforts across the country. According to local immigration attorneys, much of what Trump wants to do would require a significant amount of resources — financially, staffing-wise and spatially.

County Sheriff Bob Nolan talks about Thursday's rumors of an ICE raid in Wildwood that turned out to be his swearing in to a state sheriffs group.