That particular session of the parliament was held in the INA building on Pavao Šubić Avenue in Zagreb due to security concerns provoked by the recent air raid; Specifically, it was feared that the Yugoslav Air Force might attack the parliament building.
Sidang parlemen khusus itu diselenggarakan di gedung INA di Pavao Šubić Avenue di Zagreb karena masalah keamanan yang ditimbulkan oleh serangan udara Yugoslavia beberapa waktu sebelumnya; secara khusus, dikhawatirkan bahwa Angkatan Udara Yugoslavia mungkin menyerang gedung parlemen.