The initial conflicts in the Global War on Terrorism, Afghanistan and Iraq, pose significant challenges for the armed forces of the United States and its coalition allies. Among the challenges is the use of field artillery in those campaigns that fall short of conventional warfare. Engaged in a spectrum from full-scale combat to stability and support operations, the military is faced with an ever-changing environment in which to use its combat power. For instance, it is axiomatic that the massive application of firepower necessary to destroy targets in decisive phase III combat operations is...