Related Clues:

• Opposed combatants
• Hostile parties
• Battling sides
• York, to Lancaster
• Bad guys
• The Axis to the Allies
• Public __
• Newman, to Seinfeld
• Hostile state
• The other guys
• Axis, to the Allies
• A Hatfield, to a McCoy
• People on a Nixon list
• They're against us
• They're not for you