Operations research in the function of optimal decision-making, with the case analysis on beginning of the First World War in 1914 by Austro-Hungarian attack on Serbia

The paper is interdisciplinary in character and makes the synthesis of Operations Research Methods: Mathematical-Statistical Methods and Military-Strategic Analysis. The data are principally obtained from international and national archives, whereby there is a reasonable suspicion that all international archives are not yet open. The aim of the paper is to get to the truth concerning the causes and the role of Serbia in the onset of the First World War, by using reliable and comprehensive relevant sources of data through combined scientific methods of Operation Research and statistics, and Historic methods