Five women were hanged for witchcraft as part of the Salem Witch Trials in Massachusetts, US.
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The Mayflower, filled with Puritan Pilgrims, spotted land at Cape Cod, Massachusetts.
Massachusetts's Marconi Wireless Station Site successfully sent the first radio transmission between the US and Europe.
The first paper money was issued in America in the Colony of Massachusetts.
The first kidney transplant between two persons with HIV occurred in Boston, Massachusetts, US.
Massachusetts became the 6th state to join the United States of America.
