Trick or treating likely evolved from which medieval custom?

The tradition originated with the ancient Celtic festival of Samhain, when people would light bonfires and wear costumes to ward off ghosts. In the eighth century, Pope Gregory III designated November 1 as a time to honor all saints. Soon, All Saints Day incorporated some of the traditions of Samhain

Explanation:

Trick or treating likely evolved from mumming

the french gave their support to another tribe during he war.

i belive the continental association was created to boycott all contact with british goods.

i also belive it was in december 1, 1774