The Massachusetts Charter was signed, which established the Province of Massachusetts Bay.
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Protestors shut down the court in Springfield, Massachusetts starting the Shay's Rebellion.
The very first .com domain was registered.
Twelve doctors at Massachusetts General Hospital in Boston performed the first successful reattachment of a human limb – it was the severed arm of a boy.
Massachusetts's Marconi Wireless Station Site successfully sent the first radio transmission between the US and Europe.
The last group of people was hung for witchcraft during the Salem Witch Trials in Massachusetts, US.