The United States plans to propose banning the peaceful use of nuclear energy if a nation is confirmed to have violated the Nuclear Non-Proliferation Treaty in a bid to prevent nations such as Iran from watering down the NPT regime, it was learned Wednesday. The United States also intends to call for new criteria to control the transfer of technology related to uranium enrichment and plutonium reprocessing, a senior U.S. administration official said, referring to an international NPT review conference in New York from next Monday. The United States wants the proposed ban on the peaceful nuclear use to...