Sakhalin Russian Federation  search
BTCommonwealth of Independent States
 .Russian Federation
 ..Sakhalin Russian Federation
BTAsia
 .Sakhalin Russian Federation
NTKuril Islands
 Sakhalin
RTRussian Far East
 Russian Pacific region
SNOblast including the island and Kuril Islands. Before 1993, Sakhalin Russian Republic was also used. This term has multiple hierarchies.