Bureau of International Security and Nonproliferation

Views Updated: Dec 15, 2025

Key Facts

Abbreviation
ISN
Pronunciation
/ˈbjʊroʊ əv ˌɪnərˈnæʃənɑl sɪˈkjʊrəti ənd nɑnprəˌlɪfərˈeɪʃən/
Category
Governmental
Related Field
Military

Other meanings of ISN