Indian stock markets fall as Trump takes office.

• BSE Sensex drops to 75,838, lowest level in seven months.
• NSE Nifty falls 320 points to 23,024, 13% decline from peak.
• Analysts attribute downturn to Trump’s plans to increase import tariffs and a 100% duty on BRICS products.
• Midcap and smallcap stock indices drop 2.3% on the NSE.