Title: Dirāsāt fī tārīkh al-Khulafāʼ al-Rāshidīn
Description: Caliphs; Islamic Empire; history; 622-661.
Subjects: Caliphs, Caliphate, Biography, History
Places: Islamic Empire
People: ʻUmar ibn al-Khaṭṭāb Caliph (d. 644), ʻUthmān ibn ʻAffān Caliph (d. 656), ʻAlī ibn Abī Ṭālib Caliph (ca. 600-661), Abū Bakr Caliph (d. 634)
Time periods: 622-661