Related Clues:

• Mil. alliance
• Group with a secy. gen.
• Postwar alliance
• Rio Treaty implementer, briefly
• Peacekeepers' org.
• Treaty gp. formed in 1948
• Gp. with 26 nations
• Western union
• 35-member gp.
• Kosovo War force
• Bicontinental gp.
• Big mil. alliance
• U.S./European force
• Defense org. established in 1949
• Intl. group