As he begins his five-year term, Antonio Guterres writes that 2017 must be a year for peace.
The prospect of having to address questions about Trump days before he enters the White House might have dissuaded the German chancellor.
At an event at the World Economic Forum in Davos, Switzerland, Leonardo DiCaprio said corporate greed was causing climate change.
Europe is looking for a way to take the pressure off the states at its southern border.
Newsweek Europe editor Matt McAllester takes us inside this week's issue.
Many of the businessmen and heads of state who attend the annual event prefer to travel in style.