Muhammad Reda presents a detailed historical account of the era of the Rightly Guided Caliphs, the first four successors to the Prophet Muhammad. This comprehensive work delves into the lives, governance, and significant achievements of Abu Bakr, Umar ibn al-Khattab, Uthman ibn Affan, and Ali ibn Abi Talib. The book explores the principles of their rule, the expansion of the Islamic state, their administrative systems, and the critical challenges they faced. It provides readers with an invaluable understanding of the foundational period of Islamic history and the establishment of the caliphate.