Wagner's Tristan und Isolde

With the 'Tristan chord' at the start of Wagner's opera Tristan und Isolde, the composer launched modern music. The political refugee, a former revolutionary, was living in Zurich when the lovely Mathilde Wesendonck, the wife of a rich businessman, inspired him to break off from working on Siegfried, part of his 'Ring cycle', and refocus his efforts on Tristan. Expelled from there, Wagner continue...