Anwar Sadat of Nasserism, re-instituting a multi-party system, and launching the Infitah economic policy. As President, he led Egypt in the Yom Kippur War of 1973 to regain Egypt's Sinai Peninsula, which Israel had occupied since the Six-Day War of 1967, making him a hero in Egypt and, for a time, the wider Arab World. Afterwards, he engaged in negotiations with Israel, culminating in the Egypt–Israel Peace Treaty; this won him and Israeli Prime Minister Menachem Begin the Nobel Peace Prize, making Sadat the first Muslim Nobel laureate. Although reaction to the treaty—which resulted in the return of Sinai to Egypt—was generally
Anwar Sadat the telephone exchange building, and of course the radio and television building, where news of the Islamic revolution would then be broadcast, unleashing—he expected—a popular uprising against secular authority all over the country". In February 1981, Egyptian authorities were alerted to El-Jihad's plan by the arrest of an operative carrying crucial information. In September, Sadat ordered a highly unpopular roundup of more than 1,500 people, including many Jihad members, but also the Coptic Pope and other Coptic clergy, intellectuals and activists of all ideological stripes. All non-government press was banned as well. The round up missed a Jihad cell in