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Halloween - Wikipedia
Halloween | Definition, Origin, History, & Facts | Britannica
Halloween: Origins, Meaning & Traditions | HISTORY
Trick or treat? A brief history of Halloween traditions - BBC
Halloween: Origins and Traditions | HISTORY
Why Do We Celebrate Halloween? | Britannica
The history of trick-or-treating, and how it became a Halloween tradition
The Haunting History of Halloween | Britannica
The history of Halloween - how it all started - BBC Newsround
History and Traditions of Halloween in Britain | Historic UK