
Combat experience in Afghanistan has prompted some rapid changes in the small arms carried by ISAF foot soldiers; and most especially by the U.S. Army, USMC and the British Army and Royal Marines. The purpose of this article is to outline these changes, determine the lessons learned, and look ahead to examine the extent to which the growing variety of rifles including DMRs (Designated Marksman Rifles), carbines, IARs (Infantry Automatic Rifles) and LMGs (light machine guns) might be replaced in the future by a smaller number of weapons without losing any capability.

By the time you read this, the XM25 Counter Defilade Target Engagement System with its uncannily accurate airburst ammo will undoubtedly have drawn its first blood in Afghanistan. This sci-fi looking individual armament, initially the “grenade gun” upper half of the ill-fated Objective Individual Combat Weapon, has been in combat operational test mode for several months now with selected elements of US Special Operations Command….