Columbia subject headings:
Balance of power.
Preemptive attack (Military science)
United States--Foreign relations--2001-2009.
Harvard subject headings:
Balance of power.
Bush, George W. (George Walker), 1946-
Preemptive attack (Military science)
United States--Foreign relations--2001-2009.
Princeton subject headings:
Balance of power.
Bush, George W. (George Walker), 1946-
Preemptive attack (Military science)
United States--Foreign relations--2001-2009.