The year of the first world war
- The year the first world war ended
- The year the first world war started
- The causes of the first world war
- The end of the first world war
- The course of the first world war
- The origins of the first world war
- The events of the first world war
- The history of the first world war
- The start of the first world war
- The beginning of the first world war
- The outbreak of the first world war
- The consequences of the first world war
- The date of the first world war
- The impact of the first world war
- The effects of the first world war