In June 1887, a man known as General Husayn, a manumitted slave turned dignitary in the Ottoman province of Tunis, passed away in Florence after a life crossing empires. As a youth, Husayn was brought from Circassia to Turkey, where he was sold as a slave. In Tunis, he ascended to the rank of general before French conquest forced his exile to the northern shores of the Mediterranean. His death was followed by wrangling over his estate that spanned a surprising array of actors: Ottoman Sultan ...