Questão jurídica principal
Whether the refusal to intervene with the BIS falls under Article 83(a) LTF as a foreign-relations matter excluded from public-law appeal.
Decisão extraída
Yes. The requested diplomatic intervention concerns foreign relations and has a predominant political character.
Fundamentação extraída
An intervention by Switzerland to influence an international organization on execution immunity is part of external relations; the exception to appealability applies narrowly but covers such government acts.