One of his ancestors, John Hathorne, was a judge during the Salem Witch Trials so this connects him to the Salem Witch Trials and affects "The Scarlet Letter"
Chillingworth supposedly does
The Scarlet Letter was published in 1850
because he wanted to
Bad.
Hester Prynne wore it. Later on it the book, it can be inferred that dimmesdale had the letter carved on his chest.