Tamil History Part 3: Keezhadi – An Urban Settlement of the Sangam Age
From the 2013–14 Vaigai survey and the ASI digs of 2015–17 to Tamil Nadu's phases 4–11, the 580 BCE carbon date, Konthagai's urns and a report still unpublished: how Keezhadi revealed a Sangam-age town, and which dates remain debated.