The Euros are fools to provoke Russian this way. But then, they are fools to support the Ukraine in the first place.
As a side note: The Russians shouldn’t be thee in the first place. It and Danzig rightfully belong to Germany.
Maybe, but Europe has had borders shifting for most of its history. Does Alsace-Lorraine belong to France or Germany for instance....
Koenigsberg - remember Euler’s bridges?
Gdansk, Poland was Danzig.