Concert of Europe at English => English (The Britannica Concise) Of Explained:
In the post-Napoleonic era, the consensus among the European monarchies favoring preservation of the territorial and political status quo. The term assumed the responsibility and the right of the great powers to intervene in states threatened by internal rebellion. The powers discussed such intervention at several congresses, incl. those of Aix-la-Chapelle, Troppau, Laibach, and Verona.
Concert of Europe at English => English (Websters 1913) Of Explained:
Concert of Europe \Concert of Europe\, or European concert
An agreement or understanding between the chief European
powers to take only joint action in the (European) Eastern