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The table in this section summarizes all worldwide nuclear testing (including the two bombs dropped in combat which were not tests). The country names are links to summary articles for each country, which may in turn be used to drill down to test series articles which contain details on every known nuclear explosion and test.
Map of nuclear-armed states of the world NPT -designated nuclear weapon states (China, France, Russia, United Kingdom, United States) Other states with nuclear weapons (India, North Korea, Pakistan) Other states presumed to have nuclear weapons (Israel) NATO or CSTO member nuclear weapons sharing states (Belgium, Germany, Italy, Netherlands, Turkey, Belarus) States formerly possessing nuclear ...
Graph of nuclear testing by year and country. From the first nuclear test in 1945, worldwide nuclear testing increased rapidly until the 1970s, when it peaked. [24] However, there was still a large amount of worldwide nuclear testing until the end of the Cold War in the early 1990s. [24]
The last test series, cut off by the negotiation of the Comprehensive Test Ban Treaty. Totals: 1945-Jul-16 to 1992-Sep-23 1032 1132 12 27 231 0 to 15,000 196,552 Total country yield is 36.3% of all nuclear testing.
Most countries have signed and ratified the Partial Nuclear Test Ban, which went into effect in October 1963. Of the nuclear states, France, China, and North Korea have never signed the Partial Nuclear Test Ban Treaty. [47] The 1996 Comprehensive Nuclear-Test-Ban Treaty (CTBT) bans all nuclear explosions everywhere, including underground.
The official countries with nuclear weapons include the UK, China, France, the United States and Russia.
The UK is one of nine countries in the world to have nuclear weapons. Skip to main content. Sign in. Mail. 24/7 Help. For premium support please call: 800-290-4726 more ways to reach us. Mail ...
Establish an international norm that would push other nuclear-capable countries like North Korea, Pakistan, and India to sign. Constrain worldwide nuclear proliferation by vastly limiting a country's ability to make nuclear advancements that only testing can ensure.