Ara Libertad, an Argentine naval ship detained in Ghana over a billion dollar international debt dispute has finally returned home.<br /><br />She was welcomed by Christina Fernandez, the country’s president and thousands of Argentinians.<br /><br />The ship was detained after a claim was filed by a wealthy investor alleging Argentina had reneged on a deal involving Government bonds. <br /><br />Al Jazeera's Imran Khan reports.