Background
Humo was born in a neighborhood of Mostar, a town located in southern Bosnia and Herzegovina.
Humo was born in a neighborhood of Mostar, a town located in southern Bosnia and Herzegovina.
At the beginning of the First World War, Humo was drafted into the Austrian army, due to the fact that Bosnia and Herzegovina had been a part of Austria-Hungary for over 30 years at that point. He served as an interpreter and clerk in a hospital, in Győr, Hungary. Humo spent World World War II in the village Cim by Mostar.