He said all nations with nuclear weapons should be involved.

VOA: special.2009.04.11

"If Iran were to acquire nuclear weapons, it could give a nuclear umbrella to terrorists, or worse it could actually give terrorists nuclear weapons, and that would put us all in grave peril."

VOA: special.2009.05.23

"I firmly believe it is in Iran's interest not to develop nuclear weapons, because it would trigger a nuclear arms race in the Middle East and be profoundly destabilizing in all sorts of ways."

VOA: special.2009.05.23

And we remain committed to doing all we can to try to prevent Iran from becoming a nuclear weapons power.

VOA: standard.2009.06.29

It continues to confirm that some U.S.bombers, all the B-1 bombers, no longer have a nuclear weapons role,".

VOA: standard.2009.04.08

And this will set the stage for further cuts, and we will seek to include all nuclear weapons states in this endeavor,"

VOA: standard.2009.04.08

And Russia,the U.S.partner on strategic arms reduction and in the effort to convince Iran not to develop nuclear weapons, has not been at all happy about that.

VOA: standard.2010.03.26

And he said Iran should be able to take advantage of all the opportunities in peaceful nuclear power engineering as long as the principal of non-proliferation of nuclear weapons is adhered to.

VOA: standard.2009.10.13

Armed Services Committee Chairman Carl Levin, "There is a strong bipartisan determination on this committee and in this Congress to do all that we can to stop Iran from acquiring nuclear weapons."

VOA: standard.2010.04.14

"It is absolutely imperative that America takes leadership, working with not just our Russian counterparts but countries all around the world, to reduce and ultimately eliminate the dangers that are posed by nuclear weapons,"

VOA: standard.2009.05.19

"As a human being and particularly as a citizen of the only country ever to suffer such a nuclear catastrophe, I believe with all my heart and soul that these horrific weapons must be eliminated."

VOA: standard.2010.08.06

With Iran now facing intensified pressure to provide a complete account of all of its enrichment and any weapons-related activities, revelation of the new enrichment facility reinforced the determination of U.S.lawmakers to move ahead with tougher sanctions.

VOA: standard.2009.09.25