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

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

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

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

Trump challenges sanctuary cities in court, testing federal vs. state power on immigration. Legal battle could reshape ...

The Justice Department accused the Democratic strongholds of unlawfully interfering with Trump's crackdown and seeking a ...

The Trump administration filed a lawsuit against Chicago, Cook County and the state of Illinois for sanctuary policies that ...

The Trump administration on Thursday sued the city of Chicago and state of Illinois for allegedly interfering with ...

This lawsuit will put the spotlight on obstruction by state and local officials and their refusal to support the ...

The US justice department has filed a lawsuit against Chicago, accusing local officials of impeding federal immigration ...

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

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