The lawsuit asks the court to immediately end a number of laws and ordinances it says thwart federal immigration authorities.

The Trump administration has filed a lawsuit against Illinois, the City of Chicago and Cook County over its sanctuary status.

The federal lawsuit is the first by Trump's Justice Department against states or municipalities that have sanctuary city ...

Trump administration officials are suing Illinois and top state officials, hoping to force them to turn over suspected ...

The Trump administration has sued Illinois and Chicago, alleging its laws are impeding on federal efforts to enforce ...

Federal officials are asking a judge to bar the Illinois, Chicago, Cook County and the Cook County Sheriff from using local ...

The lawsuit comes as Chicago mayor Brandon Johnson is expected to testify before the House Oversight Committee next month.

President Donald Trump’s administration went to court Thursday to challenge sanctuary policies in the state of Illinois, Cook ...

It appears to be the first Justice Dept. lawsuit against local officials for allegedly interfering with the Trump ...

The suit asserts that sanctuary laws in Chicago, Cook County and Illinois have obstructed federal efforts to enforce ...

The U.S. Department of Justice has filed a lawsuit against the state of Illinois and the city of Chicago claiming "sanctuary" ...

The Trump administration is suing the city of Chicago, Cook County and the state of Illinois over sanctuary laws that ...