SortStack #1661 — 2030-12-26

By year · Order from earliest to most recent.

1. The Black Death arrives in Europe aboard Genoese trading ships 1347

   Within five years it killed somewhere between a third and half of Europe's population — the deadliest pandemic in recorded human history.

2. Joan of Arc is burned at the stake in Rouen 1431

   She was about nineteen years old. A retrial cleared her name 25 years later, and she was made a saint nearly five centuries after her death.

3. England defeats the Spanish Armada 1588

   Storms did more damage than English guns — far more Spanish ships wrecked on the coasts of Scotland and Ireland than were sunk in battle.

4. Humans walk on the Moon for the first time 1969

   The Apollo guidance computer had less processing power than a modern pocket calculator — and alarms from it nearly aborted the landing.

5. IBM's Deep Blue defeats world chess champion Garry Kasparov 1997

   Kasparov was reportedly unnerved by one inexplicable move — which some engineers later suggested may have been the result of a software bug.

6. Nations adopt the Paris Agreement on climate change 2015

   Negotiators from 196 parties agreed to pursue limiting warming to 1.5 degrees Celsius — the gavel came down to a standing ovation in a Paris suburb.

← All puzzles · Play today’s SortStack