skip to contentPremiumWhy Merchant Discount Rate is relevant to the UPSC exam? What is the significance of topics such as haircut in insolvency proceedings, Hilsa fish, and Himalayan cryosphere on both the preliminary and main exams? You can learn more by reading the Indian Express UPSC Key for September 16, 2026.UPSC Key August 2026: Here's what you should be reading from the September 16, 2026 edition of The Indian Express.36 min readHyderabadSep 16, 2026 08:22 PM IST First published on: Sep 16, 2026 at 08:22 PM ISTImportant topics and their relevance in UPSC CSE exam for September 16, 2026. If you missed the September 15, 2026 UPSC CSE exam key from the Indian Express, read it hereFront Page© IE Online Media Services Pvt LtdPriya Kumari Shukla is a Senior Copy Editor in the Indian Expre... Read More ShareWhatsapptwitterFacebook