Columbia subject headings:
Harvard subject headings:
Censorship--Middle East--History--19th century--Congresses.
Censorship--Middle East--History--20th century--Congresses.
Freedom of expression--Middle East--History--19th century--Congresses.
Freedom of expression--Middle East--History--20th century--Congresses.
Freedom of religion--Middle East--History--19th century--Congresses.
Freedom of religion--Middle East--History--20th century--Congresses.
Middle East--Intellectual life--19th century--Congresses.
Middle East--Intellectual life--20th century--Congresses.
Middle East--Social life and customs--19th century--Congresses.
Middle East--Social life and customs--20th century--Congresses.
Princeton subject headings:
Censorship--Middle East--History--19th century--Congresses.
Censorship--Middle East--History--20th century--Congresses.
Freedom of expression--Middle East--History--19th century--Congresses.
Freedom of expression--Middle East--History--20th century--Congresses.
Freedom of religion--Middle East--History--19th century--Congresses.
Freedom of religion--Middle East--History--20th century--Congresses.
Middle East--Intellectual life--19th century--Congresses.
Middle East--Intellectual life--20th century--Congresses.
Middle East--Social life and customs--19th century--Congresses.
Middle East--Social life and customs--20th century--Congresses.