Work by A.N. Lobina is the first military-historical study dedicated to the battle of Orsha on September 8 (old style) 1514. Based on a large number of sources, the author reconstructs the course of the battle and analyzes the main historiographical myths. To count the number of warring parties, a number of new techniques are used, which allow him to shed new light on little-known aspects of the battle. The book is intended for researchers, teachers, students, local historians and everyone interested in military history. Aleksey Nikolaevich Lobin - Candidate of Historical Sciences, author of more than 30 publications on military history of Russia in the 16th–17th centuries.