In this hook the general evolution of the Russian military forces will be covered from the beginning of the 18th century of the end of the latter, explaining how Tsar Peter the Great built up the modern Russian Army during the Great Northern War (1700-1721) and how this was progressively enlarged until entering the French Revolutionary Wars. All the branches of service of the Russian Army will be covered with full detail: Imperial Guard, line infantry, light infantry, heavy cavalry, medium cavalry, light cavalry, Cossacks, irregular cavalry, artilery, engineers, garrison troops, foriegn corps and naval troops. Peter the Great and Catherine the Great were among the most formidable monarchs in the history of Russia, since they were capable of transforming their country into a first-rate military power by conquering large portions of Eastern Europe like Poland, Lithuania, Belarus and Ukraine. Gabriela Esposito is a military historian who works as a author and researcher for some of the most important publishing houses in the military history sector. In particular, he is an expert specializing on uniformology; his interests and expertise range from the ancient civilizations to modern post-colonial conflicts. During recent years he his conducted and published several works on the military history of the Latin American countries, with special attention on the Triple Alliance and the War of the Pacific. He is among the leading experts on the military history of the Italian Wars of Unifiction and the Spanish Carlist Wars. His books and essays are publishing and Liberia Editrice Goriziana; he is also the author of numerous military history articles appearing in specialized magazines like Ancient Warfare Magazine, Medieval Warfare Magazine, The Armourer, History of War Guerres et Historine, Focus Storia and Focus Storia Wars.