"Biography of St. Francis of Assisi" is a book that reveals to the reader the story of an outstanding figure of the Middle Ages, the founder of the Franciscan order, St. Francis. The author describes in detail the childhood, youth and adult life of this saint, his spiritual fatigue and mission in this world. The book tells about the spiritual wars waged by Saint Francis, his relationship with nature, people and God. Through the pages of this book, the reader will deepen his understanding of the inner world of St. Francis, his notions of humility, mercy, and love for others. "Biography of St. Francis of Assisi" is not only historical documentation, but also a spiritual guide that inspires faith and good deeds.