The golden fleece is the fleece of a flying, winged ram named Crius Chrysomallos, or 'Golden-fleeced Ram', in Greek mythology. It is best known from the story of Jason and the Argonauts, who were sent by Pelias, the ruler of Iolcos, to retrieve it from Aeëtes, the king of Colchis.
This is a companion discussion topic for the original content at https://www.worldhistory.org/Golden_Fleece/.