San Francisco City Atty. David Chiu announced a lawsuit on Friday against the Trump administration over the White House's recent crackdown on sanctuary cities.

During his previous administration, Trump also moved to withhold federal funding from sanctuary cities. Multiple appeals court panels, including those composed entirely of Republican appointees, ruled the executive branch lacked the power to override funding decisions made by Congress.

The City of San Francisco is leading a lawsuit against the Trump administration over its crackdown on sanctuary cities and states and its threat to cut off federal funding.

Illinois Democratic Gov. JB Pritzker says the state follows the law. President Donald Trump has often singled out Chicago and Illinois, which have some of the strongest sanctuary laws in the U.S.

The US justice department has filed a lawsuit against Chicago, accusing local officials of impeding federal immigration enforcement efforts amid Donald Trump's drive to ramp up deportations.

The city of Portland is joining a lawsuit with other sanctuary cities challenging the Trump administration’s threat to withhold federal funding from sanctuary cities. The lawsuit will be filed today in United States District Court of Northern California, and is led by the city and county of San Fransisco and by the county of Santa Clara.

Chicago’s path to being a sanctuary city began more than 40 years ago. Here’s a look back at the leaders and laws that have shaped Chicago’s involvement with the sanctuary movement. July 18, 1982: Church congregation begins taking in refugees The Wellington Avenue Church congregation votes to join the sanctuary movement — becoming just the second church in the U.

The Trump administration is making moves to withhold U.S. Department of Justice funds from cities and states with "sanctuary" laws the administration claims thwart federal efforts to enforce immigration laws.