What's the D in D Day stand for?

Related questions

1. Who paid for ww2?
2. How many British soldiers were killed in ww2?
3. What weapon killed the most in ww2?
4. How many D Day soldiers are still alive?
5. How many British soldiers died in ww2?
6. How many German soldiers were executed in ww2?
7. What was the deadliest day in ww2?
8. How many drowned on D Day?
9. How many SS soldiers were executed?
10. How many US soldiers died fighting Germany?

Tags

1. #national
2. #stands
3. #according
4. #traditionally
5. #invasion
6. #after
7. #known
8. #simply
9. #museum
10. #world
11. #before
12. #important
13. #military
14. #operation
15. #designation
16. #advertisement