TY  - BOOK
TI  - Fortress
PY  - 1989///
KW  - Crises--History, Ancient
KW  - Ideology--Political aspects--Rome
KW  - Imperialism--Social aspects--Rome--History
KW  - Rome (Italy)--Antiquities
KW  - Rome--History--Empire, 30 B.C.-476 A.D
ER  -