The report's claim comes with caveats. Its critics say it does more to reveal issues around collecting and analyzing domestic ...

From hijacked aircraft to improvised drones, terrorism has repeatedly found ways to take to the skies. In this video, we examine five striking examples of terrorist air power, what made them effective ...

Stephanie Thacker, an Obama appointee, said a convicted scholar’s speech in a terrorism case and Trump’s remarks sound "the same." ...

One federal judge presiding over a case involving a man convicted on terrorism charges recently pointed out that President ...

The Trump administration's claim that domestic terrorism largely comes from the left has flown in the face of data. Federal ...

Penn faculty members and free speech experts criticized a recent national security memorandum signed by 1968 Wharton graduate and President Donald Trump. The Sept. 25 memo — titled “Countering ...

The Manhattan district attorney’s terrorism case against Luigi Mangione fell apart on Tuesday, as a New York judge found the evidence had not established he committed a terroristic act by allegedly ...

A New York judge has tossed Manhattan District Attorney Alvin Bragg's terrorism charges against suspected UnitedHealthcare CEO assassin Luigi Mangione. The suspected killer appeared court Tuesday ...

The state terrorism charges against Luigi Mangione, the man accused of murdering UnitedHealthcare CEO Brian Thompson, were dismissed Tuesday, as he appeared in court in New York City for a pre-trial ...