Army East Prussia () was created from the AOK 2nd Army and also absorbed the remnants of the 4th Army on 7 April 1945. AOK OstpreuÃÂen controlled all the troops in East Prussia and the Reichsgau Danzig-West Prussia. After the loss of the cities of Danzig and Gotenhafen in the East Prussian Offensive the army had been isolated in the Bay of Gdansk.