French Prime Minister - Manuel Valls

Stephen Sackur is in Paris for an exclusive interview with the French Prime Minister Manuel Valls. His premiership has been turbulent, defined by economic and political woes, Europe's migration crisis and an unprecedented wave of terror on French soil. Exactly a year ago, so-called Islamic State launched a co-ordinated attack on Paris which killed 130 people. One year on, is France united and stronger, or divided and weaker?

(Photo: French Prime Minister Manuel Valls leaves the Elysee Palace after the weekly cabinet meeting, Paris, 2015. Credit: Patrick Kovarik/AFP/Getty Images)