 After returning home, he was elected mayor of Nazareth on 9 December 1973, as head of Palestine 48 Rakah, a communist party, a victory that is said to have "surprised and alarmed" Israelis.Elected to the Knesset in the 1973 elections on Rakah's list, Ziad was active in pressuring the Israeli government to change its policies towards Arabs - both those inside Israel and in the occupied Palestinian territories.A report he co-authored on Israeli prison conditions and the use of torture on Palestinian inmates was reprinted in the Israeli newspaper Al HaMishmar.