Why are there bank holidays in UK?

Related questions

1. Why do we have bank holidays in August?
2. Why is there a bank holiday in August?
3. Is the 5th of August a bank holiday?
4. Is August 6 2018 a stat holiday?
5. Is there a bank holiday in August 2019?
6. Is August 6 a holiday?
7. Is Monday a federal holiday 2019?
8. How many bank holidays are there in August?
9. Is August 1 a holiday?
10. What is the August bank holiday for?

Tags

1. #longer
2. #national
3. #holidays
4. #since
5. #these
6. #originates
7. #closed
8. #banks
9. #because
10. #britain
11. #trading
12. #century
13. #which
14. #called
15. #about
16. #changed
17. #thing