Группа армий «Центр»
Towards the beginning of June 1944, the German High Command, Army Group Center and the army commands had identified a large part of the concentration against Army Group Centre, although they still considered that the main operation would be against Army Group North Ukraine. On 14 June, the Chief of Staff of Army Group Centre told General Kurt Zeitzler, the Chief of the Army General Staff, that "...the Russian concentration here [in front of 9th Army] and at the Autobahn clearly indicates that the enemy attack will be aimed at the wings of the Army Group". On 10 June the Oberkommando des Heeres (OKH) adopted the opinion of Army Group Centre in its estimate of the enemy situation: