The world’s largest twin-engine airliner completed its first trip.
The Boeing 777x flew from Washington to Seattle.
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Robert Williams became the first recorded person to be killed by a robot in the US.
Grand Rapids, Michigan, became the first place in the US to add fluoride to its water supply in a bid to improve oral health.
Claudius became the Roman Emperor.
The world's first Winter Olympics took place in Chamonix, France.
Walt Disney's animation '101 Dalmatians' was released in theaters.
