Sensex surged 2,073 points at close, Nifty ended at 25,728

Group 1 - The US has agreed to reduce tariffs on Indian goods from 25 percent to 18 percent, enhancing India's competitive position among emerging markets [7][10] - The Indian stock market saw significant gains, with the BSE Sensex rising by 2,072.67 points or 2.54 percent to close at 83,739.13, and the NSE Nifty increasing by 639.15 points or 2.55 percent to settle at 25,727.55 [4][9] - Key sectors benefiting from the trade deal include textiles, leather, gems and jewellery, seafood exports, and specialty chemicals, which are expected to see improved export prospects [10][9] Group 2 - Adani Ports was a standout performer, surging 9.12 percent, along with other notable gainers such as Bajaj Finance, InterGlobe Aviation, and Reliance Industries [5][8] - The trade deal is anticipated to boost foreign institutional investor (FII) inflows into Indian equities, supported by a strengthening rupee [9][10] - The overall positive sentiment in the market was reflected in the performance of other Asian markets, with South Korea's Kospi jumping nearly 7 percent [10]