Kanchipuram was capital of the Pallava kingdom, the Pallavas who left behind magnificent sculptures and temples, established the foundations of medieval South Indian architecture. The sources for the history of the Pallavas may be classified as native and foreign sources. The literary sources for the study of Pallavas include both Tamil and Sanskrit literature. The Allahabad Pillar Inscription of Samudragupta mentions about the Pallava king Vishnu Gopa. The Aihole Inscription of the Chalukyan king, Pulakesin II gives details about the Pallava Chalukya conflict. The Kenthoor Stone Carving of Keethivarman also belonged to the Pallava period, apart from these popular inscriptions, there exist hundreds of Pallava inscriptions throughout South India. They depict the military achievements of the Pallava kings. These inscriptions also explain the social and economic conditions of the Pallava period. The copper plates of the Pallava period remain useful historical sources. The coins of the Pallava period remain important sources to study the economic conditions of this period.