Title: al- Idārah al-Islāmīyah fī ʻahd ʻUmar ibn al-Khaṭṭāb, 12 H-22 H/634 M-644 M
Subjects: History, Politics and government
Places: Islamic Empire
People: ʻUmar ibn al-Khaṭṭāb Caliph (d. 644)
Time periods: 622-661