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NOSI – Naval Open Source Intelligence™

Operational naval news, curated from open source intelligence, intended to serve as a source of continuing naval education. By Michael P. D'Alessandro M.D.

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Russia Shows Off Tiny Fleet Of Titanium-Hulled Sierra II Attack Submarines In New Video

Posted on May 25, 2021 by Naval Open Source Intelligence (NOSI)

War Zone – The clips show the wake detection gear, escape pod, and sauna on Sierra II class submarines, and also explores force protection measures ashore.

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