The FBI and certain animal rights groups are at war.
Filipino jihadis wanted to cause the "next 9/11."
The attack that left more than 50 people dead in Las Vegas meets Nevada's definition of an "act of terror."
Omar al-Bashir's regime dropped off Trump's revised travel ban, but the Sudanese president wants more.
Until the last minute, most passengers believed the hijacking was for real.
Donald Trump suggested commercial airline pilots should be able to use "sleeping gas" to stop terrorists.
Mali has played host to a raft of extremist groups in recent years but people's reasons for joining are often the same.
President Donald Trump appears determined to follow through on his promise to "bomb the sh*t out of ISIS," regardless of how many civilians are killed along the way.
The city is under heightened security in the wake of extremist violence that has left 200 dead.
Critics have argued America's drone program is illegal, unethical and ineffective in the long run in terms of eliminating terrorism.
If ISIS was behind Friday's bombing of the London metro, it would be the group's fourth attack in the U.K. this year.
The EU's security landscape is worlds beyond what it was just two years ago.
At least 12 people have traveled from the school to the Middle East to fight for ISIS.
Jihadis are still battling three months after launching an armed offensive on the southern city.
Childhood friends from California overpowered Ayoub El Khazzani, who sought to commit a shooting attack.
An ISIS militant threatening further violence in Spain has himself been attacked by a flurry of memes mocking the jihadist's apocalyptic message.
The head of the papal force says it is ready for any extremist attack.
Saudi Arabia has announced plans to expel migrants working or living illegally in the kingdom.
The City of Light and the Île-de-France are mounting a recovery after attacks across France in 2015 and 2016 frightened away visitors.