9/11 attacks

The former president, who launched a "war on terror" in Afghanistan after the 9/11 attacks in 2001, called for welcoming refugees "without bureaucratic delay."
First responders and 9/11 survivors, with Jon Stewart's fierce support, had to repeatedly return to Congress to push the measure.
Ali Hamza Ahmad al Bahlul had been convicted of conspiracy to commit war crimes.
Congress is perpetuating lies and damaging U.S. foreign policy at a moment when that's really, really unhelpful.
Concerns about terrorism have risen over the past few years.
Donald Trump claimed last week that "thousands of people" in New Jersey celebrated as the World Trade Center towers came down.
Ben Carson had a plan for stopping the war in Afghanistan, and Donald Trump thinks he could have prevented 9/11.
Another setback for government efforts to try the five men being held at Guantanamo.