The lawsuit argues the U.S. Constitution’s Supremacy “prohibits Illinois, Chicago, Cook County, and their officials from obstructing the Federal Government’s ability to enforce laws that Congress has ...

The Trump administration stepped up its legal fight over the president’s crackdown on undocumented immigrants by suing ...

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

The Justice Department filed a lawsuit Thursday citing the city and state's "Trump-proofing" efforts as a deliberate blocking ...

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

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

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

The federal lawsuit filed Thursday in U.S. District Court in Chicago claims sanctuary policies in Illinois that keep local authorities from cooperating with the deportation effort are “exacerbating” a ...

The United States Department of Justice on Thursday sued Illinois and the city of Chicago, accusing them of impeding the ...

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