The 82nd Airborne Division is an airborne infantry division of the United States Army, specializing in parachute assault operations into denied areas with a U.S. Department of Defense requirement to "respond to crisis contingencies anywhere in the world within 18 hours. The 82nd Airborne Division is the U.S. Army's most strategically mobile division. Some journalists have reported that the 82nd Airborne is the best trained light infantry division in the world.