North Korean officials evaded Bulgarian pressure to join a 1963 nuclear treaty, insisting that US atomic weapons in the South left no objective ground for international restraint.
1.2 million Bulgarians were simply no longer mentioned in records after World War II as Todor Zhivkov warned Indira Gandhi that NATO forces in Europe created a disastrous situation.
Secret suspicions in Pyongyang masked diplomatic frictions and whispers that Lin Biao avoided the Mongolian plane crash, contradicting the official narrative of the time.
Todor Zhivkov masked an industrial nightmare with diplomatic praise, admitting Bulgaria needed 1,500 workers to run a plant that Japan operated with only 400.