It is well-established—through longstanding Supreme Court precedent—that the U.S. Constitution prevents the federal government from commandeering states to enforce federal laws. While the federal government may use its own resources for federal immigration enforcement,

Attorneys general from California, New York, Connecticut, Colorado, Hawaii, Illinois, Maryland, Massachusetts, New Mexico, Rhode Island and Vermont issued a joint statement, claiming the "commandeering" of state and local police is unconstitutional.

People gathered Tuesday to support a refugee summoned by immigration officials in Vermont as President Trump promises the start of mass deportations. Our Katharine Huntley reports.

The "sanctuary schools policy" was introduced to the Winooski School Board of Trustees earlier this month. A summary of the measure states the Winooski School District would "establish itself as a safe place for its students and their families if faced with fear and anxiety about immigration enforcement efforts."

Obama-era rules, which Trump kept in place during his first administration, currently prevent Immigration and Customs Enforcement from making arrests at so-called “sensitive locations,” including schools,

Follow live updates and coverage on Trump's administration as the president addresses the World Economic Forum and the Senate considers Trump Cabinet nominees.

The DOJ memo, issued shortly after Trump signed a slew of executive orders related to immigration, also mentioned a “Sanctuary Cities enforcement working group” operating under the Department of Justice, which will identify and challenge state and local policies that are “inconsistent” with Trump’s immigration plans.

The Sacramento Police Department vowed not to engage in any immigration enforcement in accordance with California law two days after the Trump Administration threatened to prosecute local officials who don’t cooperate with federal immigration agents.

An establishment in Newark was raided by U.S. Immigration and Customs Enforcement agents on Thursday, according to Mayor Ras Baraka. The raid comes after President

Massachusetts Attorney General Andrea Campbell joined attorneys general from 10 other states in declaring that local and state police can't be commandeered to enforce federal immigration law.

Authorities are investigating the fatal shooting of a U.S. Border Patrol agent near Canada that also left a suspect dead and another injured. U.S.