Joby Warrick joined The Washington Post’s National staff in 1996. He has served with the Post's investigative and national security teams, and currently writes about the Middle East, terrorism and ...

Ask anybody what our government should do to fight the threat posed by ISIS and there is good chance you will hear something like, “bomb them into the Stone Age,” or some other simplistic solution.

VIENNA — In the three years since the start of the Iran nuclear agreement, a cluster of buildings near the Austrian capital has served as an unblinking eye over Tehran’s most sensitive factories and ...

An organization of civil engineers has questioned the soundness of large portions of New Orleans' levee system, warning that the city's federally designed flood walls were not built to standards ...

U.S. and Middle Eastern governments confirm a spike in shipments of Russian weapons to the Syrian regime since early this year. Some of the more sophicsticated weapons are transported on special ...

With advertising dollars and big data, a tiny U.S. agency seeks to chip away at the militant groups’ online appeal. In social-media postings, Islamic State supporters claim proof for the notion that ...