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1949 when the USSR tested their first atomic bomb.

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Q: When did America's monopoly on nuclear weapons end?
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Related questions

What is the major weapons nuclear capability of Iran?

At this point in time (2012) Iran is believed to have no nuclear weapons capability at all. However this could end at any time (at which point Iran would be nuclear weapons capable).


Which countries used nuclear weapons during the war?

The only country that has ever used nuclear weapons in any war was the US, at the end of WW2.


How was the nuclear weapons used?

Two were dropped on Japan to end WW2.


How did the nuclear weapons prolong World War 1?

Not at all. Nuclear weapons weren't invented until the end of WW2, some 25+ years later.


How did the use of nuclear weapons change the cause of world war 2?

The use of atomic weapons brought it to an end..........


What are the uses of nuclear weapons?

The uses of nuclear weapons are to end life. They are used as a very last resort weapon because of they totally demolish any thing in their way.


Why nuclear weapons are used?

the only time they were ever used was to end ww2.


What is MAD stand for?

Mutually Assured Destruction.It means that a country will fire its nuclear weapons on the enemy when he sees that the enemy has fired nuclear weapons at them. In the end, both countries are destroyed.


What war were nuclear weapons used in and why?

Nuclear weapons have only been used in anger in the Second World War (WW2) - they were used against the Japan to bring the war to an end.


Did world war 1 have nuclear weapons?

No, the first Nuclear Weapons were created near the end of WWII as a way to defeat Japan without to great a loss to the USA's Armed Forces.


Who suggested using nuclear weapons to end the war in Vietnam?

I don't think anyone did.


Does Britain have nuclear weapons?

Yes. Both strategic & tactical nuclear weapons. Great Britain has been a nuclear power since the end of the Second World War. The US & Britain cooperated in the secret nuclear program during WW2 that created the first atomic bombs.