three-block war
n.— «Because counterinsurgencies are about winning hearts and minds, officers must be able to juggle what’s called the “three-block war,” fighting insurgents in one block, tending to wounded locals in another, and building a schoolhouse in the third.» —“Three years in Iraq force dramatic military changes” by John Yaukey in Washington, D.C. Green Bay Press-Gazette (Wisc.) Mar. 17, 2006. (source: Double-Tongued Dictionary)