1989 May 9
Prime Ministerial Private Office files
PREM19/2853
Security (Security in Soviet Bloc posts)
| Source: | TNA, PREM19 series |
|---|---|
| Release date: | Retained |
| Classification: | Retained Sec 3.4 |
| Page count: | |
| Themes: | British relations with the Soviet Union, Security services & intelligence |