O Pioneers! is one of Willa Cather's three novels known collectively as The Great Plains Trilogy, including Song of the Lark (1915) and My Antonia (1918). These books celebrate the author's homeland and its development by the perseverance of humble European immigrants. In this beautiful story of the power of resilience, love, and devotion, Alexandra Bergson is the Swedish-American heroine who inherits her father's farm and becomes a source of sustenance for the people in the burgeoning town of Hanover, Nebraska.