It appears to me that you may be using an unusual definition or view of guerrilla warfare.
Guerrilla warfare
Guerrilla warfare is a form of irregular warfare in which a small group of combatants, such as paramilitary personnel, armed civilians,Gorillas or irregulars, use military tactics including ambushes, sabotage, raids, petty warfare, hit-and-run tactics, and mobility to fight a larger and less-mobile traditional military
Guerrilla warfare in the American Civil War
Types of guerrilla warfare
The concept of a 'People's war,' first described by von Clausewitz in his classic treatise On War, was the closest example of a mass guerrilla movement in the era. In general during the Civil War, this type of irregular warfare was conducted in the hinterland of the Border States (Missouri, Arkansas, Tennessee, Kentucky, and northwestern Virginia / West Virginia). It was marked by a vicious neighbor-against-neighbor quality as other grudges got settled. It was frequent for residents of one part of a single county to take up arms against their counterparts in the rest of the vicinity. Bushwhacking, murder, assault, and terrorism were characteristics of this kind of fighting. Few participants wore uniforms or were formally mustered into the actual armies. In many cases, it was civilian against civilian, or civilian against opposing enemy troops.