Harriet Beecher Stowe made significant contributions to American literature with her groundbreaking novel “Uncle Tom's Cabin,” which exposed the realities of slavery and its moral implications. This work sparked widespread public debate and became a catalyst for the abolitionist movement, helping to increase anti-slavery sentiment in the North. Stowe's vivid characters and compelling narrative painted a powerful picture of the inhumanity of slavery, influencing public perception and political discourse. Her writing not only entertained but educated, advocating for social change and justice through literature.