 He also gained the respect of the Russian upper class.The Rebbe's extravagant lifestyle and prestige aroused the envy of Tsar Nicholas I and the ire of the Jewish "maskilim" (members of the Jewish Enlightenment movement); the latter continually plotted to bring about the Rebbe's downfall.In 1838, at the height of a two-year investigation of the murder of two Jewish informers, the Rebbe was arrested by the governor-general of Berdichev on the accusation of complicity in the murders.