Pahlava refers to the ancient Persian dynasty that ruled over the region of Persia, known today as Iran. This dynasty is often associated with the Sassanian Empire, which lasted from 224 to 651 CE. The Pahlavi period is marked by significant cultural, architectural, and artistic achievements, reflecting the rich heritage of Persian civilization. The term "Pahlava" is also used to describe the Pahlavi script, an ancient writing system derived from Aramaic. This script was used to write the Middle Persian language and played a crucial role in preserving Persian literature and history. The Pahlavi period is significant for its contributions to the development of Persian identity and culture.