The monograph of the famous historian of fortification - Doctor of Historical Sciences K. S. Nosov - is devoted to the study of the development of Indian fortification from the time of the birth of the oldest civilization in the Indus Valley until the 19th century. This is the first study of this issue in Russian literature. In addition to the history and construction of fortifications, it also examines the development of siege art in India. The book is equipped with an extensive guide to more than 120 castles and fortresses in India and is richly illustrated by a huge number of author's photographs.