New Delhi, April 9 -- US stock market ended lower on Tuesday, reversing a strong initial rally, as hopes for any imminent delays or concessions on tariffs faded away ahead of the April 9 deadline.

The S&P 500 closed below 5,000 points for the first time in almost a year and lost $5.83 trillion in market value, for its steepest four days of losses since the index was created in the 1950s. The S&P 500 also edged nearer to confirmation of a bear market, finishing almost 19% below its record close on February 19.

The Dow Jones Industrial Average declined 320.01 points, or 0.84%, to close at 37,645.59, while the S&P 500 fell 79.48 points, or 1.57%, to end at 4,982.77. Nasdaq Composite closed 335.35 points, or 2.15%, lower at 15,267.91.

On t...