State responsibility — Claims — Nationality of — Acquisition of nationality after claim arose — Shares of stock of nationalized corporations — Whether “property” within International Claims Settlement Act, 1949 — Determination of date when claim arose.

State responsibility — Claims — In general — “Property” — Meaning of, in Section 404 of International Claims Settlement Act, 1949 — Shares of stock of nationalized corporations — Subsequent annulment of shares — Acquisition of nationality after claim arose.