It was already delayed several times because of EU fears of Kaliningrad and Russia response. Hopefully now our politicians have enough arguments to make it happen.

While at it, it may be good to stop the special permit for visa-free train from Russian mainland to Kaliningrad.

It might be a tactical distraction that is needed at this point in time.

Military traffic is out of scope, so it'd be similar inconvenience as air space closure. But every tiny bit helps.