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 rule and frequently imprisoning the movement's members. Muslim Brotherhood members joined the protests and demonstrations beginning in late January 2011, but the organization initially kept a low profile and refrained from seeking a leadership role in the uprising. At the same time, being the largest and best organized opposition force, its participation and support were essential for an eventual success of the opposition movement. The opposition's initial demands were concerned mainly with the removal of President Mubarak and his regime, seen as a precondition for any meaningful reform. The Brotherhood gradually assumed a more assertive role, culminating with the statement