Federal judge releases Kseniia Petrova, a Russian-born cancer researcher accused of smuggling frog embryo samples, while limiting her travel and maintaining custody of her passport.

Judge Breyer ruled that the deployment of the Guard was against the law and exceeded Trump's authority. "His actions were illegal -- both exceeding the scope of his statutory authority and violating the Tenth Amendment to the United States Constitution ...

Abrego Garcia is a citizen of El Salvador who had been living legally in the United States before he was wrongfully deported in March.

A federal judge has decreed that Mahmoud Khalil, the Palestinian Columbia University protest leader, cannot be detained or deported and set the stage for him to go free as early as Friday.

The development comes a day after the 9th U.S. Circuit Court of Appeals temporarily blocked a federal judge’s order that had directed ... expected over the weekend in cities across the United States, and the possibility that Trump could send troops ...

President Trump's challenge to his felony hush money conviction in New York should be heard in federal court, an attorney for the president argued Wednesday.

"This vindicates what Mahmoud has maintained since day one — that the government cannot detain or deport him based on Rubio’s say-so," Ramzi Kassem, a lawyer for Khalil and a law professor at the City University of New York, said in a statement.

Lawyers for Kilmar Abrego Garcia have asked a federal judge in Maryland to impose fines and other sanctions against the Trump administration.