Related Clues:

• American states org.
• Defense gp. formed in Bogotá
• Org. of the Americas
• Military alliance gp.
• Large mil. alliance
• Post-W.W. II alliance
• Military alliance gp. since 1949
• Brussels acronym
• U.S. alliance
• Peacekeeping force source
• Americas' Org
• Defense pact
• Gp. battling Somali pirates
• Strike authorizer
• Collective security alliance engaged in Bosnia