Royal United Services Institute
/ˌrɔɪəl juˌnaɪtɪd ˈsɜːvɪsɪz ɪnstɪtjuːt/
/ˌrɔɪəl juˌnaɪtɪd ˈsɜːrvɪsɪz ɪnstɪtuːt/
(abbreviation RUSI)
- an organization in Whitehall, London, that started in 1831 and that carries out research into defence and security issues, provides advice and information on these topics, and has a programme of talks and conferences
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Royal United Services Institute