SortStack #2543 — 2033-05-26

By year · Order from earliest to most recent.

1. King John seals the Magna Carta at Runnymede 1215

   John never intended to honor it — the Pope annulled the charter within ten weeks — yet it became a foundation stone of constitutional law anyway.

2. The Aztecs found Tenochtitlan on an island in a lake 1325

   Legend says they built where an eagle perched on a cactus eating a snake — the image now at the center of Mexico's flag. Mexico City stands on the drained lakebed.

3. Copernicus publishes his book putting the Sun at the center of the cosmos 1543

   Legend says a finished copy was placed in his hands on his deathbed. The Catholic Church didn't formally suspend the book until 73 years later.

4. Humans fly for the first time aboard a Montgolfier hot-air balloon 1783

   The first balloon passengers, weeks earlier, were a sheep, a duck, and a rooster — sent up before King Louis XVI to test whether the air aloft was breathable.

5. President John F. Kennedy is assassinated in Dallas 1963

   Abraham Zapruder's 26-second home movie of the motorcade became one of the most studied pieces of film ever shot.

6. 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.

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