Sangam Era

• Unveiling the Wonders of the Keeladi Excavation
  
  Insights into the Sangam Era and Its Artifacts
  https://www.onlineupsc.com/current-affair/unveiling-the-wonders-of-the-keeladi-excavation
• Unveiling Keezhadi: The Tamil Civilisation's Urban Legacy
  
  Understanding the Impact of Keezhadi on Ancient Indian History
  https://www.onlineupsc.com/current-affair/unveiling-keezhadi-the-tamil-civilisations-urban-legacy