Egypt sentenced Alaa Abdel Fattah, a leading figure in the 2011 revolution, to five years in jail with two others receiving four years. The iconic demonstrations in Cairo's Tahrir Square, which broke out on January 25, 2011, toppled autocrat Hosni Mubarak just a couple of weeks later in one of the most momentous changes of the Arab Spring wave of revolts. FILE IMAGES of Egypt's Arab Spring