What was WWI called?

Related questions

1. Who would be allies in World War 3?
2. Why did each country join ww1?
3. Why did Woodrow Wilson decide to enter ww1?
4. Why did Germany lose the war ww1?
5. How did Britain get involved in ww1?
6. Why did Woodrow Wilson not want to go to war?
7. What constitutes a world war?
8. Why did Germany enter ww1?
9. How is NATO?
10. Who lost WWI?

Tags

1. #originating
2. #often
3. #global
4. #november
5. #world
6. #europe
7. #known
8. #first
9. #great
10. #lasted
11. #abbreviated