COLD OPEN. This is a declassified memorandum from the Federal Bureau of Investigation, dated February twenty‑third, nineteen‑seventy‑one, titled “Liberation Army Revolutionary Group Organization,” commonly abbreviated LARGO. The file is notable because it details the FBI’s internal assessment of radical youth movements in the early 1970s, including the Weather Underground and the Revolutionary Youth Movement, and it was released to the public through The Black Vault archive. PROVENANCE. The document was released under Freedom of Information Act case number six zero two three four, declassified on November eighth, two thousand six, by the Office of the Assistant Director for Counterintelligence. The original source is catalogued at the Black Vault with the URL https://archive.org/download/largo-part-3/LARGO_part3_djvu.txt, and the same text is available as a PDF at that address. THE DOCUMENT. The memorandum opens with a heading in Richmond, Virginia, on February twenty‑third, nineteen‑s