Related Clues:

• Graph-paper pattern
• Power system
• Power network
• X or Y, in geometry
• Map aid
• Crossword diagram, e.g.
• Transnational cooperation
• "Evil" Bush grouping
• WWII bloc
• Allies' rival
• Italy, Japan and Germany in WWII
• Part of a control tower screen
• Imaginary line through the Earth
• Allies' enemy
• Bush's '___ of evil'