SOVIET UNION.
Every briefing filed under “SOVIET UNION”, newest first.
| 004 | 2026-07-11 | The senator on the train: a 1955 sighting inside the USSR | T2 PRIMARY DOCUMENT | → |
| 009 | 2026-06-14 | Three CIA files on the Soviet UFO question, and how the agency logged foreign science | T2 PRIMARY DOCUMENT | → |