Adjective
Metternichian (comparative more Metternichian, superlative most Metternichian)
Of or relating to Klemens von Metternich (1773–1859), politician and statesman of Rhenish extraction and one of the most important diplomats of his era, serving as the Foreign Minister of the Austrian Empire from 1809 until the liberal revolutions of 1848 forced his resignation.
Nor can we retreat into an Old Multilateralism a 19th Century Metternichian Congress of Vienna solutionthat seeks to resist change. Source: Internet