Currently, nine states possess nuclear weapons.
United States - Tested its first nuclear weapon in 1945
Russia - Tested its first nuclear weapon in 1949
United Kingdom - Tested its first weapon in 1952
France - Tested its first weapon in 1960
China - Tested its first weapon in 1964
India - Tested its first weapon in 1974
Pakistan - Tested its first weapon in 1998
Israel - Acquired weapons sometime between 1967-1971
North Korea - Tested its first weapon in 2009
Four states have ended their nuclear programs
South Africa - de-nuclearized in 1991
Belarus, Ukraine, and Kazakhstan - Returned nuclear weapons to Russia in mid-1990s.
Nuclear Aspirants, but no nuclear program or weapons
Germany, Canada, Libya, Japan, Argentina, Syria. Sweden, Egypt, South Korea, Switzerland, Iraq, Taiwan
Future nuclear states?
Iran
See, Peter Beckman et. al, Nuclear Weapons, Nuclear States, and Terrorism (2007), 41.
America!
Pakistan has about 100 nuclear weapons.
Most countries have zero nuclear weapons.
IsraelMaybe Iran, but if so it has not been tested
No country used nuclear weapons. Countries such as the U.S., U.S.S.R., U.K, China, France, & India did test weapons, but none were ever used in a conflict. no one fought at all during the cold war it was just threating the whole time
No, Nazi Germany had no nuclear weapons.
Pakistan has about 100 nuclear weapons.
Many countries have nuclear weapons today including the United States. China, North Korea, South Korea, and Japan also have nuclear weapons.
Some of the countries have nuclear weapons because they use them as a defense mechanism. The nuclear weapons are intended to be used whenever there is a war.
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America has the most nuclear weapons
the first five countries that were involved in nuclear weapons are as follows;United StatesGermanyGreat BritainRussiaArgentina
I believe the answer you are looking for is Japan - they had a secret nuclear weapons project which was exposed.
None. No nuclear weapons were used in Viet Nam.
As the category for this question is "Nuclear weapons", I'm presuming it refers to nuclear arms.As of 2012, the three countries with the largest stockpiles of nuclear weapons are, in order from most to least:RussiaUnited StatesFrance
Proliferation of nuclear weapons refers to the spread of nuclear weapons amongst different countries. First the U.S. had a nuclear bomb; then the Soviet Union had a nuclear bomb, followed by other countries such as the United Kingdom, France, China, India, and so on.
USUSSRUKFranceChinaetc.
For the countries that have them, yes.