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Prelims 2025 · Q21 · Regional & global groupings

Consider the following countries :

  1. I.Austria
  2. II.Bulgaria
  3. III.Croatia
  4. IV.Serbia
  5. V.Sweden
  6. VI.North Macedonia

How many of the above are members of the North Atlantic Treaty Organization?

Show answer

Answer: B. Bulgaria (2004), Croatia (2009), North Macedonia (2020) and Sweden (March 2024) are NATO members. Austria is a neutral country and not in NATO. Serbia follows military neutrality and is not a member. So four.

Watch for: Sweden joined only in March 2024, so old notes may leave it out; Austria is in the EU but not in NATO.

Why the other options are wrong
  • A. Wrong because four of the listed countries are members.
  • C. Wrong because Austria and Serbia are not members.
  • D. Wrong because Austria and Serbia are not members.

Source to check: NATO official website (nato.int), 'Member countries' page

Answer from the official UPSC key. Written and fact-checked by AI against the official key. Spotted a mistake? Report it.