Jason
In short
A Greek mythological hero and the leader of the Argonauts who travelled to find the Golden Fleece. He was the son of Aeson and the rightful king of Iolcos.
In plain words
Jason led a group of famous heroes on a ship called the Argo. His main goal was to win a magical golden fleece to reclaim his throne. He helped by his marriage to the powerful sorceress Medea.
A simple example
Jason and his crew sailed across dangerous seas to reach Colchis to retrieve the fleece.
Why it matters
His story is a central part of Greek mythology and explores themes of leadership and betrayal. It is featured in famous ancient works like the Argonautica.
Easy to mix up
Do not confuse him with Jason of the Argonauts with the modern name Jason used for common people.