When the first world war end
- When the first world war ended
- When did the first world war end
- When did the first world war ended
- When did the first world war end and start
- When does the first world war end
- When did the first world war end time
- When did the first world war end officially
- When was the first world war end date
- When did the first world war end date
- When did the first world war end and begin
- When the first world war started and ended
- When the first world war start and end
- The first world war ended in which year
- Ending of first world war
- The first world war ended with which treaty