Final answer:
Option (D), Winslow Homer's artwork was significantly influenced by the Civil War and his experiences during that time. His paintings reflect the themes of human struggle against nature and encapsulate the American spirit of the 19th century.
Step-by-step explanation:
The historical events that impacted Winslow Homer's artwork are best summarized in option D: Homer lived during the Civil War and at the time of slavery, which inspired the subjects of many of his artworks. As a renowned painter from the 19th century America, Homer started his career as a printmaker creating illustrations during the Civil War, a period that significantly influenced his later works. His experiences were reflected in paintings such as 'Breezing Up (A Fair Wind)' and 'The Fog Warning', which highlight themes of human struggle against nature and the spirit of America during his time.
Before settling in Maine to paint the power and beauty of the sea, he traveled to Europe to expand his skill in oil painting and watercolors. His isolation in Maine and the surrounding seascapes led to prolific masterpieces that captured the essence of man's battle with the sea. Homer's artwork reflects the broader American Realism movement, which embodied themes of democracy, westward expansion, and the American spirit post-Civil War.