50 pts! click on this if you know a lot about the european union! pls!

is the eu or making these situations harder? i'm just curious but really want to know.

1. recent immigrations

2. refugees

3. gap between wealthy and poor countries

4. criticism of eu's unelected bodies

5. terrorism

6. brexit

7. air pollution

8. climate change

9. nuclear fears

10. demographic challenges

11. euro crisis

tysm