State Responsibility — Claims — in Respect of Nationalization of Undertakings — Evidence of Nationalization — Critical Date.

Claims — Nationality of Claims — Ownership by Nationals of Specified Proportion of Securities of Claimant Corporation.

Claims — Nationality of Claims — Claimant Naturalized after Nationalization of Corporation by Defendant State.

Treaties — Interpretation of — Principles of — Interpretation by Reference to Legislative History of Relevant Enactment.