Which military alliance includes 30 member states; 28 European and 2 North American?

The North Atlantic Treaty Organization (NATO); formed in 1949; comprises 30 member states; including 28 European nations and 2 North American countries (US and Canada). It focuses on collective defense. SEATO and CENTO are defunct; and SAARC is a regional economic group. NATO’s role in global security makes it a frequent exam topic. Update (as of 2025-08-30)