Watch VoirFilms. In a world riven with conflict what is needed to turn war into peace? How can all parties to a war become all parties to a peace? Experience shows it’s the presence of a critical individual in whom all sides can have confidence to chair talks and create the space for an agreement to emerge. In Northern Ireland, one of the few examples of a long-lasting negotiated peace settlement, that critical person was former US Senate Majority Leader, Senator George J Mitchell.