History
| Period | Link |
|---|---|
| Gas | The German chemical industry |
| Gas | The first attacks |
| Gas | Countermeasures and new gases |
| Gas | Mustard Gas and the Livens Projector |
| Gas | Some of the various gases used |
| Fritz Haber | Fritz Haber, the scientist who created the first gas attack |
| Le Quesnoy | The fortifications of Le Quesnoy |
| An independent Ireland | Forming the new Irish Divisions |
| The Irish Volunteers | Forming the new Irish Divisions |
| Poperinge | Poperinge – Hops, beer and Louis XIV |