How did the United Kingdom of Great Britain come into existence?

Related questions

1. Who is considered British?
2. Does Australia pay taxes to Britain?
3. How rich was the British Empire at its peak?
4. Where did the Great in Great Britain come from?
5. When was the name Great Britain first used?
6. Does England still own Canada?
7. What is the history of Great Britain?
8. What does the name Britain actually mean?
9. What does Britain mean in Hebrew?
10. Is Irish and Scottish DNA the same?

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1. #scotland
2. #england
3. #kingdoms
4. #encompassing
5. #state
6. #following
7. #islands
8. #treaty
9. #whole
10. #united
11. #kingdom
12. #union
13. #single
14. #ratified
15. #exception
16. #outlying
17. #wales
18. #being
19. #included
20. #britain
21. #which
22. #island
23. #great