How does NATO function as a security alliance, and what roles has it played in post–Cold War security challenges?

How does NATO function as a security alliance, and what roles has it played in post–Cold War security challenges?

• A. NATO disbanded after the Cold War
• B. NATO offers collective defense under Article 5, coordinates military operations, and supports crisis management
• C. NATO focuses only on economic policy in Europe
• D. NATO replaced the UN in crisis management

Answer: (B)