Part of Russia next to Finland

• Sibelius's "___ Suite"
• A region in Finland and Russia between the Gulf of Finland and the White Sea
• King over region home to 51 – as immortalised by Sibelius?
• Soviet republic
• Northern Soviet region

Wikipedia Word definitions in Wikipedia
Karelia is a French heavy metal band created in 2000 by Lionel Vest and Matthieu Kleiber.