Article Photos: Democratic reforms in Gulf and Arab nations 5/12

FILE - In this Saturday, March 5, 2011 file photo, anti-government protestors take shelter from the sun under their national flag during a demonstration demanding the resignation of Yemeni President Ali Abdullah Saleh, in Sanaa, Yemen. Almost a quarter-century ago, a young American political scientist achieved global academic celebrity by proclaiming that the collapse of communism had ended the discussion on how to run societies, leaving "Western liberal democracy as the final form of human government." In Egypt and around the Middle East, after a summer of violence and upheaval, the discussion, however, is still going strong.  And almost three years into the Arab Spring revolts, profound uncertainties remain.  (AP Photo/Muhammed Muheisen, File)