| Title | Category | Subcategory | Records |
|---|---|---|---|
| British Army Officer Promotions 1800-1815 | Armed Forces & Conflict | Other Wars & Conflicts | 24,678 |
| British Army Officers' Widows' Pension Forms 1755-1908 | Armed Forces & Conflict | Regimental & Service Records | 12,719 |
| British Army Pensioners - Royal Hospital Kilmainham, Ireland, 1783-1822 | Armed Forces & Conflict | Regimental & Service Records | 19,991 |
| British Army Records & Regimental Histories | Armed Forces & Conflict | Regimental & Service Records | 1,510 |
| British Army Schoolchildren and Schoolmasters 1803-1932 | Education & Work | Schools & Education | 27,208 |
| British Army Service Records | Armed Forces & Conflict | First World War, Regimental & Service Records | 8,112,420 |
| British Army Service Records Image Browse | Armed Forces & Conflict | Regimental & Service Records | 8,896,769 |
| British Army, Army Lists 1839-1946 | Armed Forces & Conflict | Directories & Almanacs | 245,475 |
| British Army, Army Lists 1839-1946 Image Browse | Armed Forces & Conflict | Directories & Almanacs | 245,475 |
| British Army, Bond Of Sacrifice: Officers Died In The Great War 1914-1916 | Armed Forces & Conflict | First World War | 2,607 |
| British Army, British Red Cross Society Volunteers 1914-1918 | Armed Forces & Conflict | First World War | 243,983 |
| British Army, De Ruvigny's Roll Of Honour 1914-1918 | Armed Forces & Conflict | First World War | 26,707 |
| British Army, Deserters and Absentees In Police Gazette 1914-1919 | Armed Forces & Conflict | First World War | 13,301 |
| British Army, East Surrey Regiment 1899-1919 | Armed Forces & Conflict | Regimental & Service Records | 28,863 |
| British Army, First World War Casualty Lists | Armed Forces & Conflict | First World War | 2,452 |
| British Army, First World War Casualty Lists Image Browse | Armed Forces & Conflict | First World War | 2,452 |
| British Army, Honourable Artillery Company | Armed Forces & Conflict | Regimental & Service Records | 87,253 |
| British Army, Honourable Artillery Company Browse | Armed Forces & Conflict | Regimental & Service Records | 40,488 |
| 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 |