View source for National Security Strategy of the United States of America (2002)

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A document, the '''National Security Strategy of the United States of America''',<ref name=PDF>{{citation
|url = http://www.globalsecurity.org/military/library/policy/national/nss-020920.pdf
|date = September 2002
| title = National Security Strategy of the United States of America
| author = George W. Bush
}}</ref> published in 2002 by the George W. Bush Administration, was the public core of what came to be called the Bush Doctrine. Perhaps its key change from existing policy was that it largely abandoned deterrence in preference of a broadly defined "preemption" approach,<ref>{{citation
 | http://www.globalsecurity.org/military/library/policy/national/nss-020920.htm
 | title = National Security Strategy Report - September 2002
 | publisher = Globalsecurity}}</ref> which corresponded more to concepts of preventive war than preemptive attack. 
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This strategy emphasized:
*Weapons of mass destruction
*Terrorism
*Democracy promotion, by regime change if necessary