5
Administrative Structure
1) 15 Union republics, SSRs, ethnic group, RSFSR
2) ASSRs, oblasts (regions), krays (territories), same level,
       a) ASSR boundaries -ethnic minorities (Soviet of
      Nationalities)
b) oblast, no significant minority other than itiular group,      
             functional economic region
c) kray - more arbitrary, econ-admin considerations, + 1 or more minor political sub-divisions based on ethnic or national groups
1) A.O. autonomous oblast
2) A.Okr. Autonomous okrug (district)
3) rayon