"As the only nuclear power to have used a nuclear weapon, the United States has a moral responsibility to act.

VOA: special.2009.04.11

Western nations are concerned that Iran could use the missile technology to launch a nuclear weapon, which Iran is suspected of building.

VOA: special.2009.02.07

The president said groups like al-Qaida would surely use a nuclear weapon if they got one.

VOA: special.2010.04.17

And we've agreed on the goal, and that is that Iran should not have a nuclear weapon, the capacity to make a nuclear weapon, or the knowledge as to how to make a nuclear weapon.

NPR: United States Pushes U.N. for Action Against Iran

Notably, at the Non-Proliferation Treaty (NPT) review conference in New York where this statement was unveiled, some among the roughly 500 participating non- governmental organizations (NGOs) declared their intention to ask the World Court to order the nuclear weapon states to set a timetable for complete nuclear disarmament.

CENTERFORSECURITYPOLICY: Center for Security Policy | Clinton Must Cease and Desist�� Efforts to Conclude Flawed Arms Control Accords

Secondly, as that experience suggests, there is no basis for believing all nuclear weapon states would abide by a new undertaking to abolish their nuclear arsenals.

CENTERFORSECURITYPOLICY: Dangerous disarmers