Nuclear Power
Announces a 15 yr timetable for the abolition of all nuclear weapons
Permanent historical records · Updated 2026-11-03
1986 in Russia
Explore 217 historical events and records for Russia in 1986.
Historical records for Russia in 1986
Sorted by month and day. Records with no month are shown last. Showing 40 of 217 unique records.
217Unique records
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40Named events on this page
11Named people on this page
6Places on this page
January
February
Arrest of Anatoly Shcharansky
Released during an exchange for 5 East Europeans
Politburo Candidate Membership
Becomes a candidate, non-voting member of the CPSU Politburo.
Mir Core Module Launch
Directs the programme launching the core module of the Mir space station.
Mir Space Station
The achievement marks mir space station as an important Russian scientific milestone.
Twenty-Seventh Congress Reform Speech
Uses the Twenty-Seventh Party Congress to criticize administrative inertia and call for faster reform.
March
Soyuz T-15 Launch
Launches aboard Soyuz T-15 with Vladimir Solovyov to begin the first crewed expedition to the Mir space station.
First Crew Boards Mir
Enters Mir with Leonid Kizim, becoming part of the first resident crew to activate and commission the new orbital station.
April
Demonstrations
Disorders in Tbilisi, 20 demonstrators are killed by Soviet troops
Dyatlov Grid Delay Response
Remains responsible for the planned Unit 4 shutdown after grid dispatchers delay further power reduction during the afternoon of 25 April.
Dyatlov Night Shift Test Briefing
Reviews the remaining test work with outgoing supervisor Yuri Tregub and incoming supervisor Alexander Akimov before the final shutdown sequence.
Dyatlov Returns for Resumed Shutdown
Returns to Unit 4 late on 25 April after being informed that the delayed reactor power reduction can resume.
Dyatlov Test Supervision Begins
Supervises preparations for the Unit 4 turbine rundown test during the planned reactor shutdown.
Fomin Continued Unit Operation Permission
Permits Unit 4 to continue operating at reduced power while preparations for the planned test and maintenance shutdown continue.
Akimov Ambulance Request
Requests medical assistance as injured workers and firefighters begin showing the effects of burns, trauma and intense radiation exposure.
Akimov Automatic Regulator Transition
Oversees the control room when transfer to the automatic regulating system is followed by an unexpected collapse in reactor power.
Akimov Continued Power Reduction
Supervises the continued reduction of Unit 4 power after the reactor reaches about 720 megawatts thermal shortly after midnight.
Akimov Control-Rod Stall Response
Responds when the emergency shutdown rods stop before full insertion and attempts further action through the control-rod drive system.
Akimov Department Chief Notifications
Contacts electrical and other plant department chiefs to obtain power, cooling support and other resources required for emergency stabilization.
Akimov Electrical Damage Briefing
Receives Razim Davletbayev's report of lost electrical power, torn cables and electrical arcing in the damaged turbine area.
Akimov Emergency Feedwater Direction
Instructs operators to start emergency feedwater equipment because the control room still believes reactor cooling may be possible.
Akimov Emergency Shutdown Action
Orders the AZ-5 emergency shutdown as Unit 4 enters the final seconds before the destructive power surge.
Akimov Feedwater Valve Work
Works with Leonid Toptunov on manual feedwater valves in contaminated plant areas after normal cooling controls become unusable.
Akimov Fire Brigade Call
Summons the plant fire service after the explosions and begins contacting specialist departments needed for the emergency.
Akimov Left-Circuit Pump Startup
Supervises the test configuration as a standby main circulation pump is started in the left cooling circuit at about 01:03.
Akimov Low-Power Test Concern
Questions the safety of continuing after reactor output falls unexpectedly to a very low level during test preparations.
Akimov Metlenko Valve Mission
Sends Igor Metlenko toward the turbine hall to assist with manual opening of cooling-system valves after electrical controls fail.
Akimov Midnight Shift Handover
Assumes responsibility for the Unit 4 night shift at midnight after the turbine rundown test has been delayed by grid demand.
Akimov Night Shift Command
Takes charge of Unit 4 during the night shift, inheriting responsibility for the delayed turbine rundown test.
Akimov Palamarchuk Communication Mission
Sends Pyotr Palamarchuk to contact radiation-monitoring staff after damaged internal telephone lines disrupt normal plant communications.
Akimov Power Recovery Supervision
Directs control-room work while Leonid Toptunov raises reactor output from the unexpected low-power condition.
Akimov Pripyat Hospital Admission
Is admitted to the hospital in Pripyat after prolonged emergency work at Unit 4 leaves him seriously affected by radiation exposure.
Akimov Pump Failure Indications
Sees control-panel indications showing failed pumps and loss of normal coolant flow immediately after the reactor explosions.
Akimov Reactor Damage Reports
Receives eyewitness reports of catastrophic structural damage while trying to reconcile them with incomplete control-room instrument readings.
Akimov Right-Circuit Pump Startup
Oversees addition of another main circulation pump to the right cooling circuit as preparations for the rundown test continue.
Akimov Steam Drum Level Response
Supervises corrective action as operators increase feedwater flow to recover the falling steam-drum water level before the test.
Akimov Turbine Test Start
Allows the turbine rundown sequence to proceed once the operating team considers preparations complete at about 01:23.
Antoshkin Chernobyl Helicopter Reconnaissance
Carries out a helicopter reconnaissance flight over the damaged Chernobyl plant shortly after the accident.
Bryukhanov Emergency Arrival
Arrives at the plant after the Unit 4 explosion and takes part in the emergency management response.
Bryukhanov Moscow Accident Report
Passes early information about the accident through the Soviet nuclear-management chain toward Moscow.
How these records were prepared
Generated from the World History Database historical_events table. Identical display records are collapsed; descriptions otherwise retain the stored text. Coverage and source quality vary. Check primary and specialist sources before citing individual historical claims.