I.e. Many technical things, some basic economical things, some things concering foreign policy etc. etc. etc. A alliance like the EU only can work if the member nations renounce some of their sovereign rights.
As I wrote above (#39), NOT tomorrow.
In the long them I agree with you, in short terms it is simply not possible.
But you still don’t want to say wherever EU should interfere because of the new Polish coalition or not. So?