Catherine the Great, Empress of Russia for over three decades, used strategic dalliances, military might, and cutting-edge philosophy to modernize, expand, and transform the Russian Empire. But was she a dedicated ruler determined to move Russia into the future, or a ruthless monarch who oppressed anyone who questioned her? Carolyn Harris puts this controversial figure on trial. Lesson by Carolyn Harris, directed by Brett Underhill, PorkchopBob Studio.