The Second Western Army was created during 1810 as part of the reform of the Imperial Russian Army as a whole and was intended to defend the central western region of the Russian border with Poland (Duchy of Warsaw) to the Austrian border during the expected French invasion of Russia.
Bagration Chief of Staff - Major General Graf E.F. de Saint-Priest General- quartermaster - Major General M.S.
Marin Chief of Artillery - Major General Baron K.F.
Ferster The total strength of the army was 46 infantry battalions, 52 cavalry squadrons, 9 cossack regiments, and 180 cannon.
The Second Western Army had approximately 45,000−49,423 men, and during the time of June-July, 1812, according to generals Barclay de Tolly, Bagration and Tormasov, was positioned along a 50-mile long front near the areas of Wolkovysk and Belostock.