A poetic reference could be a comparison to Helen of Troy, symbolizing beauty that can spark conflicts.
To make a well-known reference to something historical, literary, religious, mythical, or popular. is
Literary allusions reference works of literature; historical allusions refer to past events or figures; biblical allusions reference stories or figures from the Bible; mythological allusions draw from myths and legends.
An allusion is reference within a literary work to a famous, historical, or biblical person or event that is outside of that literary work. The reference can often be indirect and is usually used to explain or clarify something in the text. Some examples are "My next door neighbour has Scrooge Syndrome." (allusion to Ebeneezer Scrooge of the book "A Christmas Carol"). "He can make his own lunch. He's a grown man. Don't indulge his Peter Pan complex." (allusion to Peter Pan).
Allusion means making an indirect reference to something.
The literary term is an allusion
n An allusion is a brief, intentional reference to a historical, mythic, or literary person, place, event, or movement.
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Define the literary term allusion
Allusion in poetry is a literary device where a poet makes a reference to a well-known person, place, event, or work of art. By using allusion, poets can add layers of meaning to their work and connect their poem to a broader cultural or literary context, enriching the reader's understanding and creating deeper resonance.
The literary device you are referring to is "anachronism." An anachronism is something that is out of its proper time period or historical setting, often used to create a deliberate contrast or to highlight themes in a work.
Shakespeare was a historical person who wrote literature. Occasionally he is a character in quasi-historical fiction, like Shakespeare in Love, which makes him a literary figure as well.
An historical investigation essay is research based while a literary analysis essay is based on your interpretation of a literary work.