The defect of jurisdiction of the judge Italian deriving from clause turmoil per arbitration abroad not is detectable ex officio the relative exception si consider tacitly renounced when the agreed, in constituted in judgment, not storms storms Vally Exceived the deficiency of jurisdiction in the first deed defensive, limiting yourself to invoke the applicability of the foreign law, expected that subsists perfect compatibility logical-legal between the Italian jurisdiction and applicability of the foreign law.