Hosni Mubarak antagonize Mubarak because he was Sadat's personal choice. Though supportive of Sadat's earlier efforts made to bring the Sinai Peninsula back into Egyptian control, Mubarak agreed with the views of various Arab figureheads and opposed the Camp David Accords for failing to address other issues relating to the Arab–Israeli conflict. Sadat even transferred his decisionmaking authority to Mubarak temporarily at times he went on vacations. Mubarak was injured during the assassination of President Sadat in October 1981 by soldiers led by Lieutenant Khalid Islambouli. Following Sadat's death, Mubarak became the fourth president of Egypt. Until Libya's suspension from the Arab
Muslim Brotherhood in post-Mubarak electoral politics of Egypt Morsi's first anniversary in office (June 2013). The demonstrators demanded his resignation or removal. Morsi refused to step down, but his elected government was overthrown in a military coup led by the Minister of Defense General Abdul Fatah al-Sisi on July 3, 2013. After weeks of tense pro-Morsi sit-in demonstrations in Cairo, a state of emergency was declared and the new regime's security forces violently dispersed the protestors on August 14. During the long-lasting presidency of Hosni Mubarak, the Muslim Brotherhood went through different stages of social and political development and activity, becoming a formal participant in the political process,