Claudius Amyand performed the first recorded appendectomy at St George’s Hospital in London.
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A six-day siege began in London when an IRA unit took a couple hostage in their flat while fleeing the police.
The Anglo-Irish Treaty was signed.
Taylor Swift was named Time Magazine's Person of the Year.
Hasbro was founded as Hassenfeld Brothers in Providence, Rhode Island.
James Cameron's Avatar: The Way of the Water premiered in London.