Peru's Foreign Minister Rafael Roncagliolo speaks during the summit of Foreign Ministers of the Union of South American Nations (UNASUR) in Lima, November 29, 2012. The Hague's ruling set off alarms farther afield as the court will hear arguments next week on a maritime dispute between Chile and Peru, which could potentially award a swathe of Pacific Ocean under Chilean sovereignty to its northern neighbor. REUTERS/Enrique Castro-Mendivil (PERU - Tags: POLITICS)