| Title | Category | Subcategory | Records |
|---|---|---|---|
| British Army, Honourable Artillery Company | Armed Forces & Conflict | Regimental & Service Records | 87,252 |
| British Army, Honourable Artillery Company Browse | Armed Forces & Conflict | Regimental & Service Records | 40,486 |
| British Army, Imperial War Museum Bond Of Sacrifice 1914-1918 | Armed Forces & Conflict | First World War | 18,105 |
| British Army, Irish Regimental Enlistment Registers 1877-1924 | Armed Forces & Conflict | Regimental & Service Records | 11,975 |
| British Army, List Of Half-Pay Officers 1714 | Armed Forces & Conflict | Regimental & Service Records | 3,032 |
| British Army, Lloyds Of London Memorial Roll 1914-1919 | Armed Forces & Conflict | First World War | 432 |
| British Army, Northumberland Fusiliers 1881-1920 | Armed Forces & Conflict | Regimental & Service Records | 98,418 |
| British Army, Plovdiv Military Cemetery Burials | Armed Forces & Conflict | First World War | 55 |
| British Army, Queen's Royal West Surrey Regiment 1901-1918 | Armed Forces & Conflict | Regimental & Service Records | 16,189 |
| British Army, Railwaymen Died In The Great War | Armed Forces & Conflict | First World War | 21,047 |
| British Army, Royal Artillery Officer Deaths 1850-2011 | Armed Forces & Conflict | Regimental & Service Records | 17,111 |
| British Army, Royal Artillery Officers 1716-1899 | Armed Forces & Conflict | Regimental & Service Records | 7,401 |
| British Army, Royal Artillery War Commemoration Book, 1914-1918 | Armed Forces & Conflict | First World War | 3,505 |
| British Army, Royal Artillery, 80th Field Regiment, WW2 | Armed Forces & Conflict | Regimental & Service Records | 978 |
| British Army, Royal Welch Fusiliers 1807-1948 | Armed Forces & Conflict | Regimental & Service Records | 96,117 |
| British Army, War Of 1812 Casualties | Armed Forces & Conflict | Regimental & Service Records | 12,887 |
| British Army, Women's Army Auxiliary Corps 1917-1920 | Armed Forces & Conflict | Regimental & Service Records | 9,433 |
| British Army, Worldwide Index 1841 | Armed Forces & Conflict | Regimental & Service Records | 139,937 |
| British Army, Worldwide Index 1851 | Armed Forces & Conflict | Regimental & Service Records | 156,596 |
| British Army, Worldwide Index 1861 | Armed Forces & Conflict | Regimental & Service Records | 244,164 |