Columbia subject headings:
Demonstrations--Egypt.
Egypt--Politics and government--1981-2011.
Harvard subject headings:
Egypt--Politics and government--21st century.
Egypt--Social conditions--21st century.
Political participation--Egypt.
Protest movements--Egypt--History--21st century.
Social movements--Egypt.
Sociology--Egypt.
Princeton subject headings:
Demonstrations--Egypt.
Egypt--Politics and government--1981-2011.