What flags make up the UK flag?

Related questions

1. What are the 4 regions of the UK?
2. Is France part of the UK?
3. Is England or UK a country?
4. Why is Wales not on Union Jack?
5. What is the real flag of England?
6. Is it illegal to fly the Union Jack in the UK?
7. Why is the UK flag red white and blue?
8. Is Canada part of the UK?
9. How is the UK divided?
10. Why Wales is not a country?

Tags

1. #three
2. #andrew
3. #scotland
4. #combines
5. #england
6. #ireland
7. #aspects
8. #represent
9. #first
10. #union
11. #which
12. #white
13. #george
14. #united
15. #national
16. #flags
17. #older
18. #patrick
19. #saltire
20. #kingdom
21. #cross