Hints for ERA #18

Difficulty: Medium

Spoiler-safe hints for the ERA puzzle of October 8, 2026. Each hint is hidden until you open it; the answer stays hidden until you ask for it.

Hint 1

The oldest event is: University of Virginia.

Hint 2

The most recent event is: Sophie's World.

Hint 3

The Kiss happened in 1907.

The answer

Contains the answer. Open only if you are stuck.

  1. 1819University of Virginia · Founded
  2. 1833Thermistor · Invention
  3. 1907The Kiss · Painting
  4. 1943Battle of Kursk · Battle
  5. 1971Imagine · Music
  6. 1991Sophie's World · Book

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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.