A Journal of the Plague Year is Daniel Defoe's extraordinary reconstruction of London during the Great Plague of 1665, presented through the sober testimony of the narrator H. F. Blending fiction, civic record, moral meditation, and proto-journalism, the book imitates eyewitness history with tables of mortality, street-level observation, and anxious speculation. Its plain, accumulative prose places it at a crucial point in the development of the English novel, where documentary realism begins to acquire imaginative force. Defoe, born around 1660, was a Dissenter, merchant, pamphleteer, political commentator, and one of the most versatile prose writers of the early eighteenth century. Though only a child during the plague, he drew on public records, oral memory, and perhaps family recollection; the initials H. F. may allude to his uncle Henry Foe. Written in 1722, amid renewed European fears after plague in Marseilles, the book reflects Defoe's lifelong interest in commerce, urban life, providence, and social order under crisis. This is essential reading for anyone interested in historical fiction, epidemiology, London, or the origins of narrative realism. Its power lies not in melodrama but in disciplined attention to fear, rumor, survival, and civic responsibility.