Possible Clues:

• Egyptian President Sadat
• Sadat who signed a peace treaty with Israel (sigh)
• Menachem's peace partner
• "American Idol" singer Robinson
• Mr. Sadat
• Hosni succeeded him
• Gabrielle ___ of 'Scent of a Woman'
• A new conflict for Sadat, perhaps
• With 15-Down, 1978 Nobel Peace Prize winner
• Egyptian leader between Gamal and Hosni