The Significance of the Scientific Activity of Mikhail Sidorov (1823–1887) for the Development of the Northern Territories of the Russian Empire

The article examines the activities of Mikhail Konstantinovich Sidorov (1823-1887), an entrepreneur, public figure, and author of strategic ideas for the development of the northern territories of the Russian Empire.M.K. Sidorov invested not only significant financial resources in the development of the North and Arctic of Russia, but also his intellectual capital, being the author of a number of the most important strategic ideas, which were outlined by him in a number of documents, including in the books "North of Russia" (1870), "North of Russia.About its mountain wealth and obstacles to their development" (1881), article "Note on industrial and commercial enterprises in the North" (1867) and a number of others.Almost all of his ideas, proposals and their justification for the development of the Northern Sea Route and the development of northern territories new to the empire will be implemented in subsequent periods of Russian history.The strategy for the development of the northern and Arctic territories created by M.K. is of the greatest historical significance.Sidorov based on his own scientific and practical research and development.A textual analysis of a number of scientific works by M.K. Sidorov, who act as sources on the history of strategic documents on the development of the North, the Arctic and the Northern Sea Route in the Russian Empire, created in the 1860-1880s.It is concluded that the research of M.K. Sidorov are representative of the intellectual history of Russia of this historical period.