Mark Youngman

About the Substack

Open-source investigator, specialising in Russian security since 2008. Founder of Threatologist and the Russian Security Research Lab (RSRL). Author of The Caucasus Emirate.

About Mark Youngman

Open-source investigator, specialising in Russian security since 2008. Founder of Threatologist and the Russian Security Research Lab (RSRL). Author of The Caucasus Emirate.

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