A 'White Paper' from US Army SOCOM on Counter Unconventional War, published last month, appeared today. It has no USG classification and is on several websites, albeit no USG ones, on a quick Google search:https://info.publicintelligence.net/...nalWarfare.pdf

It has been written post-Ukraine & Crimea, so appears to be an up to date assessment and suggested national strategy.

Link to the site's explanation about themselves:https://publicintelligence.net/about/