Outline the achievements of the Umayad dynasty?

Achievements of the Umayad dynasty?                         

1. Africa was conquered during its reign
2. Restored order in the Muslim empire after the civil war.
3. Extension of the territories of the Caliphate especially during Muawiya’s era
4. Introduced a strong and efficient army.
5. Establishment of a department of registry (Diwanil – Khatam)
6. Introduction of postal service.
7. Arabic was made the official language of the Islamic nation.
8. Standardized currency used in the Islamic empire.
9. Standardization of the Holy Quran.
10. Founded first Muslim Navy especially during Muawiya’s time.