It fought in the Soviet invasion of Poland, the Baltic Operation, the Demyansk Pocket, and the Battle of Kursk.
It participated in military operations as part of the Soviet Northwestern Front west and south-west of Kaunas and Vilnius.
After 1 September 1941, it included the 180th, 182nd, 183rd, 202nd, 254th Rifle Divisions, 21st Motor Rifle Regiment, 9th Anti-Tank Artillery Brigade, 614th Corps Artillery Regiment, 698th Anti-Tank Artillery Regiment, the 87th and 110th Independent Tank Battalions, 7th Mixed Aviation Division, and a number of separate formations.
[1] In 1942 and 1943 it participated in attacks against the Wehrmacht near Solzy and Staraya Russa and in operations around the Demyansk Pocket.
From July 30 11th Army joined the Bryansk Front, and fought in the Battle of Kursk.