He was such a fierce negotiator that Woody Allen based a film, "Sleeper", on the conceit that civilisation had been destroyed when "a man by the name of got hold of a nuclear warhead".
Burma wants to have rockets and nuclear warheads.
These numbers do not include tactical nuclear warheads, and it is estimated that the US has around 500 to 600.
The annexe said Iranian scientists had engaged in "probable testing" of explosives arranged in a hemisphere, which is how an implosion-type nuclear warhead is triggered.
It could carry a single thermonuclear warhead with a maximum explosive force of 50 kilotons.
The authors argue that he wanted to prevent a nuclear-arms race; a more feasible proposition in his day, when the Soviet Union had tens of nuclear warheads, than later when it had thousands.
Gates says senior defense officials believe it is North Korea's "long-term intent" to attach a nuclear warhead on top of a missile, but is skeptical they have the ability to do so.
Any agreement would put pressure on Britain, which has 160 nuclear warheads, and other nuclear powers to reduce their stockpiles.
Many of those questions remain in this still highly classified environment, where today nuclear warhead parts are dismantled and refurbished and bomb-grade uranium is stockpiled.
Only two countries on Earth possess thousands of nuclear warheads: the United States and Russia.
"Titan I missiles (used 1962-65), designed to deliver a four-megaton nuclear warhead over 5,000 mi (8,000 km) to targets in the former Soviet Union, were stored in underground silos But had to be raised to ground level and fueled for launch."
Pyongyang may also be preparing to test launch a Taepo Dong-2 missile, which could theoretically have the range to reach the continental United States with a nuclear warhead.
The Black Ops did not evacuate, instead the scale of the Black Ops operation increased, as they had secret orders to detonate a thermonuclear warhead and destroy the facility.
A US national intelligence estimate two years ago said that Iran had explored nuclear warhead design for several years but had probably stopped in 2003.
Moscow's was crude, but effective: a lumbering orbiting nuclear warhead that would detonate close to an enemy satellite.
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