US wants tougher Iran sanctions
90370
Washington says it will now push for tougher sanctions against Iran over its nuclear activities.
171356
The United States warned Iran on Tuesday the international community would have no choice but to impose sanctions if it did not halt sensitive atomic work.
187753
World powers are making progress on new sanctions against Iran over its nuclear activities, US officials say.
450672
WASHINGTON - The United States and its European allies are preparing to impose their own broad military and economic sanctions against Iran if Russia and China balk at voting for a tough new resolution at the United Nations, according to US and European officials.
183539
The US is seeking to increase economic pressure on Iran, even as its partners in the European Union talk to the Islamic Republic about beginning formal negotiations on Tehran's nuclear programme.
334222
President Bush said today that he would work to strengthen sanctions against Iran in the wake of a new report showing that the nation continues to defy U.N. demands to suspend its nuclear enrichment programs.
106128
The commitment to the UN&#39;s nuclear watchdog agency could derail an American drive to impose UN sanctions. Diplomats said Iran agrees to continue a freeze on uranium enrichment and to suspend related activities.
499458
Kofi Annan urges a negotiated solution to the Iranian nuclear issue, but the US calls for UN sanctions.
541373
Sanctions the U.S. is seeking could start with restrictions on IranÂs imports of nuclear material, but the plan faces a high hurdle at the U.N.
298088
The United States intends to move very quickly in early September to impose U.N. sanctions on Iran for refusing to suspend its enrichment of uranium, a senior State Department official said Thursday.
539311
The United States, determined to prevent Iran from building nuclear weapons, is piling pressure on European firms to stop them doing business with Tehran, diplomats say.
129817
A senior U.S. official challenged Iran's hard-line president Thursday over his claim that Iranians are immune from further U.N. sanctions, saying such action is in the works unless Tehran meets demands to curb its nuclear program.
509284
The United States is urging its allies to go beyond U.N. sanctions against Iran over its atomic program and choke off foreign investment but is meeting strong Russian and European resistance, Western diplomats said.
103666
Iranian reformists challenged President Mahmoud Ahmadinejad's hardline nuclear policy on Friday as the United States defended its imposition of tougher sanctions on Tehran for its disputed atomic work.
481773
The US and the UK say key world powers will seek UN sanctions against Iran over the nuclear stand-off.
757546
The United States, the EU and Russia  urged Iran Monday to comply with the U.N. nuclear watchdog's  demand that it halt all activities linked to uranium  enrichment, a process that can be used to build an atom bomb.
55455
The United States told Israel it plans to tighten economic sanctions on Iran and assess their impact at year-end, a top Israeli official said on Saturday in comments that appeared to play down military options for now.