Sentence:  Then there is White Russia and Red Russia, Great Russia and Little Russia, Russia of the Frozen North and Russia of the Far East — a <WSD>Russia</WSD> equally dangerous to every one of her neighbours ... 
Meaning of the word marked with <WSD> tags:  Any of several East Slavic states descended from the Rus, typically including Russia (Great Russia), Belarus (White Russia) and Ukraine (Little Russia or Kievan Russia).