Shortly after Galactic Emperor Palpatine rose to power, the Zchtek worlds, home to the Jin species, was subjugated by the Galactic Empire. Many young Jin, including Dutra Zeneta, joined the Alliance to Restore the Republic in response.
Sources[]
"Cracken's Rebel Operatives" — Star Wars Adventure Journal 10 (First mentioned)- The Complete Star Wars Encyclopedia, Vol. II ("Jin")