New Delhi, April 7 -- Indian stock market benchmark indices, Sensex and Nifty 50, crashed on Monday, tracking a sharp slump in global markets on fears over recession in the US due to the impact of an escalating global trade war triggered by US President Donald Trump's reciprocal tariffs.

The Sensex crashed nearly 4,000 points, while the Nifty 50 dropped below 21,750 in early deals on April 7. The benchmark Nifty 50 headed towards a one-year low. The Midcap and Smallcap indices plunged up to 10%.

On Monday, the Sensex opened 3,914.75 points, or 5.19%, lower at 71,449.94, while the Nifty 50 began trading with a dip of 1,146.05 points, or 5.00%, at 21,758.40, witnessing its one of the biggest single-day fall in the history.

Investors lost...