Columbia subject headings:
Byzantine Empire--History, Military--527-1081.
Byzantine Empire--History, Military--To 527.
Byzantine Empire--History--Anastasius I, 491-518.
Byzantine Empire--History--Justinian I, 527-565.
Iran--History, Military.
Iran--History--To 640.
Harvard subject headings:
Byzantine Empire--History, Military--527-1081.
Byzantine Empire--History, Military--To 527.
Byzantine Empire--History--Anastasius I, 491-518.
Byzantine Empire--History--Justinian I, 527-565.
Iran--History, Military.
Iran--History--To 640.
Princeton subject headings:
Byzantine Empire--History, Military--527-1081.
Byzantine Empire--History, Military--To 527.
Byzantine Empire--History--Anastasius I, 491-518.
Byzantine Empire--History--Justinian I, 527-565.
Iran--History, Military.
Iran--History--To 640.