As tension on the Korean peninsula mounted, US ambassador to the UN, Susan Rice, led calls for a further round of sanctions and warned North Korea of a "disastrous course" if it attempted future nuclear arms tests.
To prevent use of nuclear arms we must stop testing them.
But such modernization ended after the United States quit testing nuclear arms in 1992, and all weapons that remain in the arsenal must now undergo the refurbishment process, known as life extension.
The Americans refused on the ground that they considered the Russians ahead in the development of nuclear arms and needed tests to improve their own weapons.
At that time, Pakistani forces captured Kashmiri territory traditionally held by India at Kargil, causing fierce battles and leading to a military buildup a year after both countries tested nuclear arms.
Gen. Aziz Khan, a so-called jihadi general who is said to have been one of the leaders in the military operation in Kargil, Kashmir, which caused a major confrontation with India in 1999, a year after the two countries first tested nuclear arms.
While Iran and the U.N. nuclear agency discussed Iran's nuclear program and suspicions Tehran may have tested nuclear arms technology, Japan decided to restart nuclear reactors in one town as others there contemplated how to handle things nuclear-free before the summer's heat sets in.
The core of the administration's argument for the treaty is that Washington will never succeed in stopping other countries from seeking, and testing, nuclear arms unless it significantly reduces its own stockpile and agrees to a permanent ban on testing.
He said that NIF, if successful, would help keep the nation's nuclear arms reliable without underground testing, would reveal the hidden life of stars and would prepare the way for radically new kinds of power plants.
