If the presence of the Union army and/or a battle constituted a war zone, then only in Virginia did the Civil Wars destruction touch the majority of counties. Vast sections of the South remained out of the war zone, but over the course of the war destruction tended to follow closely along the pathways of the major lines of communication and transportation. From Paul F. Paskoff, Measures of War: A Quantitative Examination of the Civil Wars Destructiveness in the Confederacy, Civil War History, Vol. 54, No. 1 (March 2008). (Reproduced with permission of Paul F. Paskoff)