The documentary "La construcción de un imperio: Rusia" explores the historical development and expansion of the Russian Empire. It likely delves into the key events, figures, and strategies that shaped Russia's imperial history, showcasing its growth and influence over time. The documentary may use a combination of historical information, expert commentary, and visual aids to provide insights into Russia's imperial past, making it an engaging and informative viewing experience for those interested in Russian history and empire building.

Citations:
[1] https://gustoporlahistoria.com/2017/01/18/rusia-la-construccion-de-un-imperio/
[2] https://www.youtube.com/watch?v=Y8lEkhwdkZM
[3] https://www.dailymotion.com/video/x8d4x7m
[4] https://www.dailymotion.com/video/x5i0v85