Here is the order you have to follow for the answers:
1: The star in the middle
2: The star in mexico
3: The darker green empire
4: The lighter green empire
5: The star in the UK
6: The red empire
7: The star in north Italy
8: The star in turkey
9: The cream color empire
10: The star in the cream color empire
11: The star in egypt
12: The star in iraq
13: The brighter yellow empire
14: The darker yellow empire
15: The whole of orange empire
16: The black empire
17: The grey empire
18: The light blue empire
19:The darker blue empire
20: The purple empire