The launch of Operation Bagration on 22 June threatened the German positions. On 23 July, Steiner ordered a withdrawal to the Tannenberg Line. The unit was destroyed from the air on 24 July, with only a few personnel reaching the Tannenberg Line a week later. The regiment was ordered to be reformed at Schlochau. In September, Leon Degrelle's battle group from SS Brigade Wallonien was placed under the command of Nederland.