The "Roman Trilogy" refers to a series of three novels by the author Robert Harris, which includes "Imperium," "Lustrum," and "Dictator." Set in ancient Rome, these historical fiction works follow the life and political career of Cicero, a prominent statesman and orator. The trilogy explores themes of power, ambition, and the complexities of Roman politics. Each book is narrated from the perspective of Tiro, Cicero's loyal secretary, providing a unique insight into the events and characters of the time. The trilogy highlights significant historical events, including the rise of Julius Caesar and the fall of the Roman Republic, making it both engaging and educational.