Matsiuk I. The transition to hired professional army: reasons, establishing, consequences (the end of the 12th – the beginning of the 16th centuries)

Object: the evolution of military affairs in European countries at the end of the XII - the beginning of the XVI century, which ended with the transition from the knight's army to the professional hired army. Purpose: analysis of the causes, formation and consequences of transition to a professional hired troops at the end of the XII - the beginning of the XVI century on the basis of the development of European historiography on the military history of this period and published narrative sources. Methods: analysis and synthesis, typology, logical, systemic-structural, historical-comparative, problem-chronological. Results: for the first time in Ukrainian historiography an attempt was made to comprehensively study the cause, formation and consequences of the transition from the Knight's army to a professional hired troop, in the Ukrainian historiography the institute of sergeants in the medieval armies was investigated, the decisive role of the municipal communities in the emergence of the congregational formations was substantiated, the evolution of formations, armed with firearms from Culleriners, Scoutarists and Petrines to Arquebugs and Musketeers was grounded, the notion about the role of sergeants in scrolls of medieval armies in Europe, the positions of supporters of evolution of warfare in medieval and early modern Europe in discussion with supporters of the great fire revolution history are improved. Scope of use: in writing of generalization papers on military history, reference and encyclopaedic papers, making of educational and teaching aids, preparing of special courses in on military history.