Details the composition and armament of the world's militaries. MSUL's holdings begin with 1965/1966.
Stockholm International Peace Research Institute (SIPRI) yearbooks
SIPRI yearbooks serve "as a single authoritative and independent source to which politicians, diplomats and journalists can turn for an account of what has happened during the past year in armaments and arms control, armed conflicts and conflict resolution, security arrangements and disarmament. The SIPRI Yearbook provides an overview of the entire field of developments in international security, weapons and technology, military expenditure, the arms trade and arms production, and armed conflicts, along with efforts to control conventional, nuclear, chemical and biological armaments."