The Collaborative International Dictionary
European concert
Concert of Europe \Concert of Europe\, or European concert \European concert\ An agreement or understanding between the chief European powers to take only joint action in the (European) Eastern Question.
Wikipedia
European Concert
European Concert is a live album by American jazz group the Modern Jazz Quartet featuring performances recorded in Sweden in April 1960 and originally released on two consecutive volumes on the Atlantic label.
Usage examples of "european concert".
I would rather see him and shake him by the tail than any other member of the European Concert.