How does something go from an annual tradition to a mandated day off? Who decides to make a holiday official?  Our guides to the holiday season are Jeff Bensch, author of History of American Holidays, and JerriAnne Boggis, Executive Director of the Black Heritage Trail of New Hampshire.

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• To see Civics 101 in book form, check out A User's Guide to Democracy: How America Works by Hannah McCarthy and Nick Capodice, featuring illustrations by Tom Toro.
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