- 2001 – Two hijacked aircraft crash into the World Trade Center in New York City, while a third smashes into The Pentagon in Arlington County, Virginia, and a fourth into a field near Shanksville, Pennsylvania, in a series of coordinated suicide attacks by 19 members of al-Qaeda. In total 2,996 people are killed.
- 2009 – Murder of Jim Pouillon
- 2012 – The U.S. embassy in Benghazi, Libya is attacked, resulting in four deaths.
- 2014 – 10 nation join to fight isis