International organizations — Immunity — Jurisdictional immunity — Scope of immunity from legal process — Application to Philippine authorities by local trade unions for certification election in order to recruit staff of international organizations — Whether certification likely to lead to legal proceedings constituting undue interference in affairs of international organizations — Exclusion of jurisdiction of municipal courts over employment disputes — Convention on Privileges and Immunities of Specialized Agencies of the United Nations, 1947, Section 31 — Requirement for specialized agencies to make provision for settlement of disputes

Human rights — Freedom of association — Recruitment of members by trade unions — Application by local trade unions for right to recruit staff of international organizations — Reliance on immunity from local jurisdiction by international organizations in order to block application — Whether depriving workers of basic constitutional rights — Whether alternative remedies to workers available for settlement of employment disputes

International organizations — United Nations — Specialized agencies — Definition and functions — United Nations Charter, 1945, Articles 57 and 63 — The law of the Philippines