Major Nations Hold Talks On Ending U.N. Sanctions On Iran: Officials

Major world powers have begun talks about a United Nations Security Council resolution to lift U.N. sanctions on Iran if a nuclear agreement is struck with Tehran, a step that could make it harder for the U.S. Congress to undo a deal, Western officials said.

The talks between Britain, China, France, Russia and the United States — the five permanent members of the Security Council — plus Germany and Iran, are taking place ahead of difficult negotiations that resume next week over constricting Iran's nuclear ability.

Some eight U.N. resolutions...