The author is trying to show how the development of military technology and architecture influenced the course of history and the fate of people. The plot of the book 'Russian Fortresses of the Late 17th Century in Historia Militaris' revolves around the construction of fortifications and the defense of Russian cities during the Time of Troubles, a period of political and social upheaval in Russia from 1598 to 1613. The author aims to demonstrate how the evolution of military technology and architecture impacted the course of history and the destiny of people. At the heart of the story is the struggle for power between the Russian tsars and the Boyars, the nobility, as they attempt to build and defend their cities against invading armies. The protagonist, a young architect named Ivan, is tasked with designing and constructing fortifications to protect the city from foreign invasions. As he works tirelessly to strengthen the defenses, he realizes that the key to success lies not just in building stronger walls but also in understanding the technological advancements of his time and adapting them to the needs of the people. Ivan's journey takes him through the tumultuous world of 17th century Russia, where he witnesses firsthand the brutal battles and political intrigue that define this pivotal moment in history. Along the way, he meets a cast of characters who challenge his beliefs and force him to question the true nature of power and its relationship to technology.

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