### Question
What does national security mean?


### Answer
**National security** has the following meaning in *50 U.S.C. § 3355g*:

> the national defense or foreign relations of the United States

#### Citation:
  - *50 U.S.C. § 3355g*
  - Heading: **CHAPTER 45-MISCELLANEOUS INTELLIGENCE COMMUNITY AUTHORITIES > SUBCHAPTER III&ndash;A-PUBLIC INTEREST DECLASSIFICATIONS**

