Related Clues:

• General principle
• Run the realm
• X or Y, in geometry
• 'Look both ways before crossing,' e.g.
• Exercise control
• Command the kingdom
• Transnational cooperation
• Listing in Hoyle's
• "Evil" Bush grouping
• WWII bloc
• Allies' rival
• Italy, Japan and Germany in WWII
• Pronounce with authority
• Imaginary line through the Earth
• It may slide