They were the originators of the famous Dravidian style of temple architecture. The Pallavas held supremacy from about the second quarter of the fourth century A.D. The southern states of India were under the hegemony of the Cholas, the Cheras and the Pandyas for centuries. Though early sangam classics throw historical references, we pass to recorded history only from the Pallavas.
The State of Tamil Nadu has a hoary antiquity.