"The FBI is leading the investigation to determine what happened," Biden said in a filmed address to the nation.

The terror attack in New Orleans that killed 14 people is considered the deadliest Islamic State-inspired assault on U.S. soil in recent years.

Tensions are high on Syria’s border with Lebanon. The ouster of President Bashar al-Assad led to worry that violence could ...

The deadly New Orleans attack on New Year’s Day, which authorities say was carried out by a man radicalized by ISIS, is ...

Top diplomats from Germany and France went to Damascus on behalf of the European Union. It’s the first such trip in years, ...

At least 15 people are dead and dozens injured in New Orleans after a driver plowed a pickup truck into a crowd of New Year's ...

The Syrian Free Army "values its partnership with the United States in the fight against ISIS," Colonel Anteri told Newsweek.

But as a new government takes shape in Damascus, Syrians and foreign observers alike worry about how inclusive, ...

Even as the nation awaits more details about the New Year’s truck-ramming that killed 14 innocent partygoers celebrating in ...

Here's a look at the Islamic State group, its current status, and some of the offshoot armed groups and so-called lone wolves ...

Mayor LaToya Cantrell’s administration said a vehicle plowed through a large crowd, causing the deaths and injuries, just ...

The FBI says it recovered the stark black flag of the Islamic State extremist group from the truck that an American man from ...