Possible Clues:

• Multicountry union using the same currency
• Currency union including 20 EU member states
• 19 nations with a common currency
• Way for French to reverse possibly toxic atmosphere in troubled grouping
• France's way up on Commonwealth nation, one in France's area
• Feel bad about turning on gas in beleaguered economic area
• Money belt for European currency union
• Nations spending the same money, Continental road to climb, critical stuff going over our heads?
• Regret returning to refreshing air in monied area
• Group of countries using a common currency