Which man was NOT directly involved with the unification of Italy?

Klemens von Metternich was NOT directly involved with the unification of Italy.

In the Concert of Europe a series of alliances among European nations within the nineteenth century devised by aristocrat Klemens von Metternich to forestall the natural event of revolutions. Great Britain, Russia, Prussia, and Oesterreich united to satisfy sporadically to debate interests in maintaining peace.