Columbia subject headings:
Ireland--History--1910-1921.
Palestine--History--1929-1948.
Police--Case studies.
Revolutions--Case studies.
Terrorism--Case studies.
Harvard subject headings:
Ireland--History--1910-1921.
Palestine--History--1929-1948
Police--Case studies.
Revolutions--Case studies
Terrorism--Case studies
Princeton subject headings:
Case studies.
Ireland--History--1910-1921.
Palestine--History--1929-1948.
Police--Case studies.
Revolutions--Case studies.
Terrorism--Case studies.