Who liberated the Bergen Belsen Concentration Camp?

15/04/1945 : "Although members of the 1st Special Air Service (SAS) were first to arrive at Bergen-Belsen where they removed a man called Jenkinson[7], 249 (Oxfordshire Yeomanry) Battery of the British 63rd Anti Tank Regiment Royal Artillery, 11th Armoured Division liberate the camp at 1430 hrs. The Commanding Officer, Lt Col Taylor orders Lt. (later Capt.) Derrick Sington, and two NCO's Sergeant Eric Clyne and Lance Corporal Sindey Roberts, of 14 Amplifying Unit to enter the camp with a loud speaker van."