Afghanistan
anthrax
atomic
biological weapons
bioterrorism
chemical weapons
dirty bombs
germ warfare
toxin weapon
peace 
nbc weapons
nerve gas
nuclear weapons
improvised explosive device 
ied
radiological weapons
suicide bombing 
weapons of mass destruction
wmd
Iran
nonproliferation
North Korea

Think about logical search terms and their synonyms as you begin your search.

Seek out reference tools like encyclopedias and specialized dictionaries to:

• gain and understanding of the subject matter
• build a relevant vocabulary
• gather background information to understand the issues

Ask a librarian for help developing a research plan

Find a variety of source types including books, journal articles, authoritative Internet sources, etc. in order to provide varying levels of subject treatment.

Focus on the topic:

• Take notes to document your research path (terms used, resources searched).
• Follow footnotes and investigate bibliographies

Evaluate the source of information:

• primary vs. secondary authority
• fee-based vs. free databases
• scholarly vs. popular resources
• current vs. historical information
• questions to ask in evaluating web resources:
  • is the facts presented accurate?
  • what are the credentials of the author?
  • is this information current?
  • are the views expressed objective?
  • is the visual organization conducive to research?