What are the main differences between living in England (specifically London), and Wales?

I live in America and have always loved the UK and want to travel there. One thing that I ve always wondered was what are the main differences between living in England (specifically London), and Wales? I d like to know the main differences within the categories below: 1. Geography 2. Laws 3. The people, who... show more I live in America and have always loved the UK and want to travel there. One thing that I ve always wondered was what are the main differences between living in England (specifically London), and Wales?
I d like to know the main differences within the categories below:

1. Geography
2. Laws
3. The people, who seems to be friendlier?
4. The accent
5. The food
6. Way of life
7. Technology
8. anything else you think is worth mentioning!

I open to all answers, but of course would appreciate the answers to be as in-depth as possible. Thanks!
14 answers 14