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

For years, federal immigration authorities have waged wars of words with Boston and other so-called sanctuary cities that ...

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

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

The U.S. Justice Department filed a lawsuit Thursday against both Chicago and Illinois, alleging the state's and city's ...

President Donald Trump has quickly mobilized wide swaths of the federal government to arrest and detain undocumented ...

The U.S. Department of Justice (DOJ) filed a federal lawsuit on Thursday against the state of Illinois, the city of Chicago, ...

WASHINGTON — The Justice Department has ordered federal prosecutors ... between not cooperating with federal immigration ...

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

The sheer number of federal agencies involved showed President Donald Trump’s willingness to use federal law enforcement ...

The administration has sent troops to the US-Mexico border ... including those under the Justice Department, to augment immigration enforcement operations. Those shifts may cause tensions between ...