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 U.S. Department of Justice is suing Illinois and Chicago, arguing that their immigration policies interfere with federal ...

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

The U.S. Justice Department sued the state of Illinois and city of Chicago on Thursday, accusing the Democratic strongholds ...

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

The Trump administration sued officials in Illinois, Chicago and Cook County on Thursday over policies that limit cooperation ...

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

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

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

The lawsuit argues the U.S. Constitution’s Supremacy “prohibits Illinois, Chicago, Cook County, and their officials from ...

President Donald Trump has often singled out Chicago and Illinois, which have some of the nation's strongest protections for ...