One of the most controversial events in American history, the Vietnam War is often regarded as one of America's worst mistakes. James Leman revisits the war from a Catholic perspective, seeking to determine whether the negative perception of the war is justifiable from the Catholic perspective.

The French Revolution is a world-renowned event that led to the temporary introduction of democracy to France. Well-known for both the establishment of a Republic and for the tyranny it brought about in the Reign of Terror, this event still captures the imaginations of millions of historians today. James Leman explores the event and the secularist ideals of the French Republic in relation to what the Catholic Church has to say.

Joseph McCarthy accused many government workers of being communists in the 1950s, and his name is now synonymous with political witch hunts. But was there more to McCarthy than meets the eye? Were his accusations true? What does the Catholic Church have to say about all this. James Leman explores these questions.

Julius Caesar, the first Roman Emperor, was assassinated in 44 BC by senators who believed he was changing Rome for the worse. Was Caesar a tyrant? Is it morally acceptable to kill a tyrant according to the teachings of the Catholic Church? What should we think about this whole event? James Leman answers these questions in "The Assassination of Julius Caesar."