Slim Laptop for simple games and everyday use

Hi,
Need some advice on a laptop that suits my requirements. Copied some questions and answers

1. What is your budget?
1200 USD

2. What is the size of the notebook that you are considering?
13', maybe 15'

3. What screen resolution do you want?
Minimum 1920*1080

5. How much battery life do you need?
6 hours minimum

6. Do you want to play games with your laptop? If so then please list the games that you want to with the settings that you want for these games. (Low,Medium or High)?
Yes, old games.
Age of empires II

7. What other tasks do you want to do with your laptop? (Photo/Video editing, Etc.)
Internet, videos, livevideos, excel, matlab-programming

8. How much storage (Hard Drive capacity) do you need?
Minimum 128GB

10. How long do you want to keep your laptop?
4-6 years

12. Please tell us about the brands that you prefer to buy from them and the brands that you don't like and explain the reasons.
Prefer Asus, my previous one was an Asus which was slim and nice design (not that important though).

13. What country do you live in?
Sweden

14. Please tell us any additional information if needed.
Would be good with a light weight laptop to bring around

Thanks!