Answer:
Harriet Beecher Stowe was an American abolitionist and author who wrote Uncle Tom's Cabin, a novel that played a significant role in raising awareness of the evils of slavery and helping to fuel the abolitionist movement in the United States. Uncle Tom's Cabin was published in 1852 and became an instant bestseller, selling over 300,000 copies in its first year alone. The novel tells the story of a slave named Tom and his experiences under different slave owners. The novel's vivid depiction of the brutality and inhumanity of slavery helped to galvanize public opinion against the institution and played a role in the start of the American Civil War. In addition to her work as an author, Stowe was also active in the abolitionist movement and worked to promote other social causes, such as women's suffrage. Overall, Harriet Beecher Stowe is an important figure in American history for her contributions to the fight against slavery and for social justice.