Possible Clues:

• Mountainous area between Caspian and Black seas
• Highland region since seized by subcommittee?
• Since absorbed by political group in part of Europe
• Black and Caspian sea region
• Mountain range between the Black Sea and the Caspian
• Meeting of influential people admits a small division between Europe and Asia
• Range of Georgia, etc
• Region between Caspian Sea and Black Sea
• Mountains between the Black and Caspian seas
• Region of SE Europe