"Actions speak louder than words, so I think we'll take them (Iran) at their actions rather than their words," Wallace said at a news conference in London with his U.S. counterpart Mark Esper, who earlier said Iran was "inching" towards a place where talks could be held.
"But if there is a deal to be made, we will of course always help the United States along that path, because I think peace and stability in that region is the most important thing," Wallace added.