Assassination of Anwar Sadat arrest of numerous opposition figures. Though Sadat still maintained high levels of popularity in Egypt, it has been said that he was assassinated "at the peak" of his unpopularity. Earlier in his presidency, Islamists had benefited from the "rectification revolution" and the release from prison of activists jailed under Nasser but Sadat's Sinai treaty with Israel enraged Islamists, particularly the radical Egyptian Islamic Jihad. According to interviews and information gathered by journalist Lawrence Wright, the group was recruiting military officers and accumulating weapons, waiting for the right moment to launch "a complete overthrow of the existing order" in Egypt. Chief
History of Egypt under Anwar Sadat allowing it to publish a monthly magazine, al-Dawa, which appeared regularly until September 1981 (although he did not allow the group's reconstitution). In 1971, the concentration camps where Islamists were held were closed, and the regime began to gradually release the imprisoned Muslim Brothers, though the organisation itself remained illegal; the last of those still behind bars regained their freedom in the general amnesty of 1975. Sadat also considered Islamists, particularly al-Gama'a al-Islamiyya, a "useful counterweight" to his Marxist and Arab leftist opposition, student groups being particularly vocal and active. From 1973 to 1979 al-Gama'a al-Islamiyya grew (in part with