President Abdel Fattah Al-Sisi commemorated Sunday the 34th anniversary of Sinai liberation, laying flowers at the Unknown Soldier monument and late President Mohamed Anwar Al-Sadat tomb, Al-Bawaba News reported. The president was accompanied by Minister of Defense Sedki Sobhi, Chief of Staff Mahmoud Hegazy, Prime Minister Sherif Ismail and Parliament speaker Ali Abdel Aal as well as a number of ministers.