“I’m deeply concerned, uncertain, about what the future looks like at the moment, but as you can see, fighting like hell to make sure we don’t fall into the abyss as a result of unconstitutional actions by the president,” Gov. JB Pritzker said.

“We do not want to see tanks in our streets,” Mayor Brandon Johnson said. “We do not want to see families ripped apart. We do not want grandmothers thrown into the back of unmarked vans. We don’t want to see homeless Chicagoans harassed or disappeared by federal agents.”

The operation in the country’s third-largest city is expected to last about 30 days and could start as early as Sept. 5, a Department of Homeland Security official told The Associated Press on Friday.

President Donald Trump and his aides have repeatedly slammed Chicago over policies that limit cooperation between local authorities and federal immigration enforcement.

U.S. District Judge William Orrick issued an injunction late Friday to that will prevent the Trump administration from blocking funding for some of the nation’s largest cities, including Chicago, Los Angeles, Denver, Boston and Baltimore.

With lots of money approved by Congress this summer starting to flow into ICE, the agency is in midst of a huge hiring effort as it aims to get thousands of new deportation officers into the field in the coming months.

The Adams County Sheriff’s Office in western Illinois has transferred at least two men into U.S. Immigration and Customs Enforcement custody, in apparent violation of the state’s TRUST and Way Forward Act, according to a lawyer who helped provide technical support for the legislation.

The Miami Correctional Facility in Miami County, Indiana, is allowing the federal government to detain immigrants. It’s located about 130 miles southeast of Chicago’s border with Indiana and 70 miles north of Indianapolis.

U.S. District Judge William Orrick agreed to allow Chicago and 33 other cities and counties, including Los Angeles, Denver, Boston and Baltimore, to join the lawsuit that claimed the Trump administration was unlawfully trying to force local officials to help federal immigration agents conduct deportation efforts.

Kristi Noem, whose office oversees Immigration and Customs Enforcement (ICE), visited suburban Lombard on Friday to criticize Gov. JB Pritzker and Chicago Mayor Brandon Johnson, whom he claimed have “worked so hard to protect these dangerous criminals” through their refusal to cooperate with ICE officials.

People just started gathering in Pilsen for four days of food, music and carnival rides at the Fiesta del Sol festival — an annual Latino cultural celebration drawing more than 1 million people.

Community leaders on Monday demanded that Immigration and Customs Enforcement refrain from targeting neighborhood celebrations in Chicago.

Forcing Chicago and Illinois law enforcement officials to help federal agents conduct deportation operations is unconstitutional, U.S. District Judge Lindsay Jenkins ruled.

The extraordinary disclosure of millions of such personal health data to deportation officials is the latest escalation in the Trump administration’s immigration crackdown, which has repeatedly tested legal boundaries in its effort to arrest 3,000 people daily.

Immigrant rights advocates have reported seeing some ICE agents wearing masks and refusing to identify themselves during raids. Advocates say that creates fear and hinders accountability.

Nationally, construction and agriculture workforces had the highest shares of undocumented workers as of 2022, according to the American Immigration Council.