Inventions, firsts, and turning points tied to today’s date — each one sourced and dated.
Eleven economies pooled their money under one currency that, for three years, you could not actually hold in your hand.
On a single coordinated "flag day", ARPANET threw out its old protocol and adopted TCP/IP, the language the whole internet still speaks.
On New Year's Day 1962, a tiny Polynesian state slipped New Zealand's grip and rewrote the map of the Pacific.
In the first hours of the new year, a dictator slipped out of the country and a guerrilla movement inherited an island.
On New Year's night in 1801, a Sicilian priest-astronomer spotted a faint moving point of light that opened up a whole new region of the solar system.