SortStack #2546 — 2033-05-29

By population · Order from fewest to most people.

1. Members of the Pope's Swiss Guard 135

   Recruits must be unmarried Swiss Catholic men who completed Swiss military training.

2. The population of Palau 18K

   Visitors must sign an eco-pledge stamped into their passport, written by Palau's children.

3. The New York metropolitan area 19.5M

   Its economy alone would rank among the ten largest countries in the world.

4. The population of South Korea 52M

   Has the world's lowest birth rate — and the fastest average internet to compensate.

5. The population of the United States 335M

   If American pets formed a country, its population would rival the human one.

6. Muslims worldwide 1.9B

   The largest Muslim population lives not in the Middle East but in Indonesia.

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