Related Clues:

• U.N. goal
• Hippie sign-off
• V-sign's meaning
• Tranquility partner
• Irene's domain
• 'Later, dude'
• '60s greeting
• Cold War thaw
• "See ya!"
• Nobel Prize category
• Calmness
• Quiet partner?
• War's opposite
• Partner of tranquility
• Relaxation of tensions