20th Combined Arms Army of the Russian Federation
The 20th Guards Combined Arms Army is a formation of the Russian Ground Forces, part of the Southern Military District of the Russian Armed Forces. Its headquarters is based in Voronezh. The army's units have been involved in Russia's full-scale invasion of Ukraine.
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Ukraine's Third Army Corps confirms "Vivaldi" offensive near Lyman
Ukraine's Third Army Corps publicly confirmed on September 15 that it has been running an offensive operation codenamed "Vivaldi" in the northern part of Donetsk Oblast, east and northeast of Lyman. The corps revealed details of the first phase, which targeted Russian troop infiltration and logistics, and reported Russian losses in personnel, drones and equipment. The announcement broke months of operational secrecy around the fighting.