counterterrorism newsletters

NewsletterFIT tracks 4 newsletters that cover counterterrorism as a primary topic, all with posts in the last 90 days. By publicly shown subscriber count, the largest are Global Threads with Peter Frankopan (11K), Spycraft 101 (7K) and Blue Blaze (2K).

Updated Oct 31, 2026 · sorted by publicly shown subscribers · methodology

  1. 1
    Global Threads with Peter Frankopan11K subscribers

    SubstackEvery two weeks · last post 14 days ago

    Likely audience: Aviation enthusiasts

  2. 2
    Spycraft 1017K subscribers

    SubstackMonthly or less · last post 42 days ago

    Likely audience: History enthusiasts

  3. 3
    Blue Blaze2K subscribers

    SubstackEvery two weeks · last post 33 days ago

    Likely audience: Foreign policy analysts

  4. 4
    Thomas P.M. Barnett’s Global Throughlines—

    SubstackEvery two weeks · last post 8 days ago

    Likely audience: National security analysts

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