One of the important themes that were used in The Scarlet Letter was the nature of evil.
One of the ways through textual evidence that this theme was used and developed in the novel was Hester & Dimmesdale's affair that was frowned upon and brought about an illegitimate child.
This refers to the central idea of a text or story that is used to show the purpose of the author to his audience.
Hence, we can see that one of the important themes that were used in The Scarlet Letter was the nature of evil.
Also, based on the affair by Hester Prynne, she faces religious judgment in the Puritan society and is given a scarlet scarf to wear and her affair produces an illegitimate child.
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