The Pallavas were a significant dynasty in South India, ruling from the 3rd to the 9th centuries CE. They were known for their contributions to art, architecture, and literature, particularly in the region of Tamil Nadu. The Pallavas played a crucial role in the development of Dravidian architecture, with notable structures like the rock-cut temples at Mahabalipuram. Under the Pallava rule, the region flourished culturally and economically. They were patrons of the Buddhist and Hindu faiths, promoting religious tolerance. The dynasty also engaged in trade with Southeast Asia, which helped spread Indian culture and influence across the region.