 Complete the following phrase:  With the return of democracy, Hertz participated in various government institutions. A member of the United Nations Observer Mission in El Salvador ONUSAL, she was responsible for verifying that countrys peace agreements. She was human rights advisor and legal director of the Ministry of Foreign Affairs from 1994 to 1998  a position she resigned on 31 October of that year, when the Concertación government decided to take on the defense of Pinochet, who had been 