|
|
| 1945 | Stalin, Joseph |  |
| 6th Nov Moscow The USSR announces that it will make its own atomic bomb |
| 1946 | Stalin, Joseph | |
| Dec Siberia Soviet scientists achieve their 1st nuclear chain reaction |
| 1948 | Sakharov, Andrei Dmitrievich | |
| Helps invent the Hydrogen Bomb |
| 1949 | Kurchatov, Igor | |
| Leads Russia succesful campaign to test its own atomic bomb |
| 1949 | Stalin, Joseph | |
| Russia successfully tests the atomic bomb |
| 1950 | Voroshilov, Klement | |
| 8th Mar Announces Russia possesses the atomic bomb |
| 1958 | Khruschev, Nikita Sergeyevich | |
| Moscow Announces a nuclear test ban for 1 year |
| 1959 | Khruschev, Nikita Sergeyevich | |
Geneva Attends but a Treaty is not agreed due to USA  opposition, the "big hole" theory |
| 1961 | Brezhnev, Leonoid Ilych | |
| 21st Mar Geneva During talks on test bans calls for a veto over inspections to verify compliance |
| 1961 | Khruschev, Nikita Sergeyevich | |
| 28th Aug Moscow Ends the 3 year moratorium on nuclear tests |
| 30th Oct Novaya Zemlya A yield of around 50 megatons, the largest nuclear weapon ever detonated |
| 30th Oct Novaya Zemlya The Soviet hydrogen bomb Tsar Bomba is detonated over Novaya Zemlya Island, Arctic Sea |
| 1972 | Brezhnev, Leonoid Ilych | |
| May Moscow Signs a SALT agreement while Nixon is in Moscow |
| 1973 | Brezhnev, Leonoid Ilych | |
| 24th Oct Russia threatens a cease-fire without the USA , the USA issues a nuclear alert |
| 26th Oct The USA lifts it's nuclear alert |
| 1981 | Brezhnev, Leonoid Ilych | |
| 17th July Semipalitinsk Russia performs nuclear tests at Eastern Kazakh/Semipalitinsk |
| 1985 | Chernenko, Konstantin Ustinovich | |
| 8th Jan Moscow Agrees with the USA to resume negotiations to reduce nuclear weapons |
| 31st Jan Moscow Sends a letter to the USA saying Star Wars will escalate the arms race |
| 1985 | Gorbachev, Mikhail Sergeyevich | |
| 7th April Russia announces a unilateral freeze of medium-range nuclear missiles |
| 8th April Moscow Announces the suspension of the deployment of SS-20 missiles in Europe |
| 21st Nov Geneva Meets Reagan to discuss arms control |
| 21st Nov Geneva Russia & the USA agree not to "achieve military superiority" |
| 21st Nov Geneva Russia & the USA agree "nuclear war cannot be won" |
| 1986 | Gorbachev, Mikhail Sergeyevich | |
| 9th Jan Announces a 15 yr timetable for the abolition of all nuclear weapons |
| 26th April Chernobyl Reporting restrictions are restored, only Tass bulletins are published |
| 14th May Chernobyl Speaks on Russian TV because radiation levels can be measured in the west |
| 1987 | Gorbachev, Mikhail Sergeyevich | |
| 28th Feb Moscow Drops his insistence on the curtailment of the USA SDI program |
| 28th Feb Moscow Proposes a separate agreement on abolition of medium range nuclear missiles in Europe |
| 14th April Moscow Proposes removing Russia's short range missiles from Eastern Europe |
| 8th Dec Moscow A treaty is signed ending all intermediate-range nuclear weapons in Europe |
| 1991 | Gorbachev, Mikhail Sergeyevich | |
| 29th July The USA & Russia agree to arms control after 9 years of negotiatons |
| 31st July Bush & Gorbachev sign the Strategic Arms Reduction |
| 6th Oct Announces nuclear cuts |
| 1992 | Yeltsin, Boris Nikolayevich | |
| 29th Jan President Bush and President Yeltsin cap the first day of their Washington summit by announcing their countries had agreed to slash their long-range nuclear arsenals by two-thirds |
| 29th Jan Yeltsin unveils an ambitious plan to cut nuclear weapons spending and said his republic's weapons would no longer be aimed at any USA targets |
| 17th June President Bush and President Yeltsin sign a breakthrough arms-reduction agreement, addressing Congress , Yeltsin pledges to find any American prisoners of war still being held in Russia |
| 2000 | Putin, Vladimir Vladimirovich | |
| 4th June Clinton and Putin agree to each dispose 34 metric tons of weapons-grade nuclear plutonium and to establish a military center in Moscow for USA and Russian officers to share early warning data on missile and space launches |
| 16th June Putin proposes a Moscow-based early warning center for nuclear missile launches around the world |
| 18th July Jiang Zemin and Putin denounce the USA proposed missile defense program as a violation of the 1972 ABM treaty, they also vow to strengthen a strategic partnership between their countries |
| 2003 | Putin, Vladimir Vladimirovich | |
| May The Russian Parliament ratifies the Offensive Reduction treaty |
