SortStack #334 — 2027-05-09

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 San Marino 34K

   Claims to be the world's oldest republic, founded — by tradition — in the year 301.

3. The population of Greenland 56K

   The world's largest island has fewer residents than a mid-size football stadium has seats.

4. The population of Iceland 390K

   So small that a dating app warns Icelanders if a match is actually their cousin.

5. The population of Uruguay 3.4M

   Won the first football World Cup in 1930 with fewer people than many single cities.

6. The population of Japan 124M

   Sells more adult diapers than baby diapers — a snapshot of the world's oldest population.

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