British 21st Army Group Headquarters WW2 Commemorative Plaque presented to Colonel James (Joe) Oliver Ewart by Field Marshal Sir Bernard Law Montgomery for his role in the negotiations for the surrender of the German high command in North West Germany, Holland and Denmark. Colonel James Oliver Ewart (3 April 1917 – 1 July 1945) served towards the end of World War 2 in the British Intelligence Corps and finished his service as the second most senior intelligence staff officer in Field Marshal Montgomery's 21st Army Group during the liberation of Europe; and he would be one of the key staff at the surrender of German forces to Montgomery on 4 May 1945 on Lüneburg Heath.  Ewart died on duty of injuries he received in a road traffic accident on 1 July 1945, near the town of Melle, Germany. The plaque consists of emblems of the British 21 Army Group Headquarters, British First Army and British Second Army. This special historic plaque commemorates the role of Colonel Ewart in the surrender of the German High Command. It is most likely a one-of-a-kind piece. Dimensions: Height: 41 cm / 16.14 inches Width: 30 cm / 11.81 inches