India, Jan. 20 -- India's stock market deepened its retreat today, capping a brutal two-day selloff that has erased more than Rs.10 lakh crore in investor wealth.

The 30-share S&P BSE Sensex plunged 1,065.71 points to 82,180.47, while the wider Nifty 50 dives 353 points to 25,232.50, as a perfect storm of geopolitical tensions, relentless foreign outflows, and pre-budget jitters hammered risk appetite of investors.

"Domestic markets remained cautious ahead of US Supreme Court's ruling on Trump-era tariffs, with renewed uncertainty over US trade policy prolonging the recent consolidation," Vinod Nair, head of research at Geojit Investments, said in a statement. "Continued FII outflows, rising US and Japanese bond yields, and a weakening ...