By Masudul Hasan. In the history of mankind, Hadrat Umar is among the greatest of all the names in history among governors, empire-builders, administrators and statesmen. He established a young Muslim nation as a world-power. He set standards of republican democratic rule remains a model for contemporary leadership and governance. He was the Head of the largest State in the world, but lived the life of common man. Author Masudul Hasan produced a brilliant biography of one of the leading Companions of the Prophet, and one of the Rightly Guided Khalifs (RA). (Hardback) 592 pages.