Leaders from different parts of the world and citizens are pouring into Paris to show global solidarity in the wake of the France terror crisis.
Leaders from around 50 countries are taking part followed by gathering with the President of France Mr Hollande.
Thousands convey Tricolore banners and tributes to victimized people have started descending on the Place de la Republique for the march.
French President Francois Hollande said, “today, Paris is the capital of the world.”