Two months ago France was placed on a war footing by President Francois Hollande. Troops and security were stepped up and new legislation tabled with the aim of confronting jihadi terrorism after the so called Islamic State assault on Paris. But have France and Europe drawn the right lessons from the recent atrocities? Stephen Sackur talks to Harlem Desir - Francois Hollande's minister responsible for European affairs. Just how vulnerable is the French Republic? Show less