Wonder Woman, Vol. 1 #251 (1979)

The Name is Wonder Woman!
After defeating Princess Diana for the title of Wonder Woman, Orana departs Paradise Island for New York City to begin her mission as the amazon champion of justice. Meanwhile Diana secretly returns to New York City to resume her civilian life as Diana Prince. Unfortunately for the glory hungry Orana, her super heroine career is short lived. While trying to save New York and its citizens from a neutron bomb sent by a terrorist named Warhead, the red haired Wonder Woman is shot and killed. Diana avenges Orana's death by destroying Warhead with his own bomb. Diana returns with Orana's body to Paradise Island and in the process regains her title as Wonder Woman.
Release Date: 1979