State immunity — Attachment and execution — Whether property in use for sovereign purposes — Jurisdiction claimed on the basis of ownership of property in use for non-sovereign purposes and therefore subject to execution — Embassy, cultural institute and other buildings — Whether immune from execution

Jurisdiction — Territorial — Tort committed outside jurisdiction — Effects within jurisdiction — Whether municipal courts entitled to exercise jurisdiction — Test of whether proceedings in foreign State impossible or unreasonable — Whether proceedings in Soviet Union would automatically be biased or lead to denial of justice

Environment — Action against State regarding environmental damage — Transboundary nuclear pollution — Chernobyl nuclear accident — Whether resident of Austria entitled to damages for injury to health caused by pollution — The law of Austria