Kou Voravong
The attack occurred at approximately 22:15, at Phoui Sananikone's, an official residence nearby the Voravong family's. The attackers launched three grenades by one of the windows on the ground floor, in the dining room. They fired three or four pistol shots and then run away. Kou voravong, sitting with his back to the window, was directly hit by a bullet which came in by the kidney and out through the navel, after cutting the vena cava and crossed the liver and intestines. His dead is declared shortly after admission to hospital. A dozen people were injured by the explosion of the grenades, slightly for most of them.
Kou Voravong
July 19th, France Government admitted for Laos the principle of independence under the Crown of King Sisavang Vong of Luang Prabang within the Indo-Chinese Federation by an agreement between the French President Vincent Auriol and the Laotian Prime Minister, Chao Boun Oum (ເຈົ້າບຸນອຸ້ມ). In order to develop the complete autonomy, Franco-Lao commissions was established to prepare the future transfers of powers. In this second royal Government, Kou Voravong was in charge of the Ministry of Economic Affairs. And in the discussions and debates in these preparation sessions, he was also head of commissions of Plan, Public Works, Economy and Military Affairs.