French far-right leader Marine Le Pen has refused court-ordered psychiatric testing, related to graphic images of Islamic extremists she posted on Twitter.

A new U.S. State Department terrorism report Wednesday concluded that militant attacks decreased by nearly a quarter last year.

A suicide bomber killed at least 32 people in eastern Afghanistan who were protesting a police commander accused of corruption on Tuesday.

Masked men armed with automatic rifles and explosives stormed Libya's National Oil Corporation in Tripoli Monday and killed at least two people, officials said.

More than $20 million in foreign aid to East Jerusalem hospitals was cut from a previously approved U.S. budget, a decision the Trump administration announced.

The Pentagon sent more than 100 U.S. Marines to reinforce a coalition outpost in southern Syria after a threatened attack from Russia, U.S. officials said.

U.S. Defense Secretary Jim Mattis made a surprise visit to Afghanistan Friday, in an attempt to rekindle peace talks with the Taliban.

The son of a Boston police captain was sentenced to 20 years in federal prison for plotting a terrorist attack for the Islamic State, the Justice Department announced Wednesday.

A U.S. soldier pleaded guilty to attempting to provide material support, including training, to Islamic State militants.

The federal Iraqi government can't distribute oil products to the Kurdish north of Iraq because it can barely satisfy its own demand, a ministry official said.

The leader of the Islamic State in Afghanistan and 10 other fighters died in an airstrike in Nangarhar province, Afghan and U.S. government officials said.

Two people were stabbed to death in a town west of Paris Thursday by a man who has been on a terror watch list for two years, authorities said.

Clashes between Israelis and Iranians in Syria have increased the risk of a new, large-scale regional conflict that would likely involve the U.S. military.

An Indiana man was sentenced to 15 years for sending bomb-making information to an undercover FBI informant with the intent of carrying out a terrorist attack

Mike Pompeo, the U.S. secretary of state, has announced the appointment of Brian Hook as the U.S. State Department's special representative for Iran.