Europe looked on Friday for ways to guide the United States and Iran away from open conflict, believing that a miscalculation from either side could leave the bloc facing a war and a serious nuclear proliferation crisis at its doorstep.
US President Donald Trump made a statement Wednesday regarding tensions between the US and Iran. Ivo Daalder, former US ambassador to NATO, speaks with The World's Marco Werman about the president's remarks and the future of the US-Iran relationship.
When it comes to the nightmare scenario of two nuclear powers becoming embroiled in an escalatory spiral resulting in mutual, increasingly destructive nuclear strikes, the historical record is bare. But, experts are studying what the likelihood that a conventional war between China and the US could escalate into a nuclear war.
The North Atlantic Treaty Organization, which dates back to 1949, is celebrating its 70th anniversary as leaders gather in London this week. But French President Emmanuel Macron recently warned that NATO was "experiencing brain death." The World speaks with ambassadors Gerard Araud and Ivo Daalder about Macron's comments and the future of the alliance.