Hints for ERA #10

Difficulty: Easy

Spoiler-safe hints for the ERA puzzle of September 30, 2026. Each hint is hidden until you open it; the answer stays hidden until you ask for it.

Hint 1

The oldest event is: Selimiye Mosque.

Hint 2

The most recent event is: Bohemian Rhapsody.

Hint 3

The Internationale happened in 1871.

The answer

Contains the answer. Open only if you are stuck.

  1. 1574Selimiye Mosque · Opened
  2. 1815Congress of Vienna · Treaty
  3. 1871The Internationale · Music
  4. 1912Balkan Wars · War (start)
  5. 1955Saint Petersburg Metro · Opened
  6. 1975Bohemian Rhapsody · Music

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ERA

Six events from history — battles, books, inventions, treaties, spaceflights — shuffled. Put them oldest to newest in four tries. The same puzzle for everyone, in every language.