Arrest of Political prisoners
About 140 political prisoners are released
Role range: 1917-1991 – 1985-1991
Historical biography archive · Updated 2026-11-03
Boris Kravtsov Biography and Timeline
Follow Boris Kravtsov through 1 dated historical records for Russia.
Boris Kravtsov, historical timeline
A chronological timeline drawn from matching World History Database records.
1Distinct records
1 of 1Page
1987–1987Years on this page
1987
Records, sources and methodology
These dates and descriptions come from the historical_events database. Exact duplicate records have been collapsed. Names are grouped by the country, Name 2 and Name 1 fields; records with missing Name 2 cannot be reliably assigned to an individual biography. Check the underlying sources before formal citation.