sentences:  Interfax says the Moscow District was split into the reactivated 16th Air Army, a tactical force, and the Central Air Defence Zone, an air defense force.Pyotr Butowski, writing in 2004, seems to indicate that the Special Purpose Command (he makes no mention of ‘the Central Air Defence Zone’) is merely essentially a redesignation of the former Moscow District.The rearrangement of the Moscow District of the VVS and PVO into the Special Purpose Command is apparently connected with plans in the long term for the military-space defense of the central industrial region.