International Law — Sources of — Customary International Law — Conditions of.

States — Independence — Intervention — Prohibition of — Asylum in Legations and Prohibition of Intervention.

International Court of Justice — Procedure — Counter — claims.

Diplomatic Intercourse — Legation Buildings — Asylum in — Power to Grant Asylum — Power to Qualify Unilaterally Nature of the Offence — Grant of Asylum Conceived as Intervention — Duty to Grant Safe-Conduct — Meaning of the Expression “Urgent Cases” — Requirements of the Creation of Customary International Law — Havana Convention of 1928 — Limits of Admissibility of Counter-Claims.