Kiev vs Russia

Kiev

name
  • The government of Ukraine. 

  • A former principality in Europe. The medieval principality centered on Kiev; the Kievan state or Kievan Rus. 

  • A city, the administrative centre of Kyiv oblast, capital city of Ukraine. 

  • A province, an oblast of Ukraine. Seat: Kyiv. 

Russia

name
  • A country in Eastern Europe and North Asia, bordering on the Pacific and Arctic Oceans and the Baltic, Black, and Caspian Seas; established as an independent country in 1991 upon the dissolution of the Soviet Union, it is the largest country in the world. Co-official name: Russian Federation, formerly the Russian Soviet Federative Socialist Republic (RSFSR) (among other names) from 1917 to 1991. Capital and largest city: Moscow. 

  • The Union of Soviet Socialist Republics (a very common name, although more formally Russia, the RSFSR, was one of several constituent republics of the USSR). 

  • The Russian Empire; the tsarist empire in Russia lasting from 1721 to 1917. 

How often have the words Kiev and Russia occurred in a corpus of books? (source: Google Ngram Viewer )