October 19, 1987: The Dow Jones index drops 22.6 per cent, falling 508 points to 1,738.74 on "Black Monday", the biggest one-day drop in stock market history. Volume surges to an unprecedented 604 million shares, reaching 608 million shares the next day.
October 27 1997: The Asian financial crash spurs a global selloff; the Dow Jones index slumps 7.2 per cent, or 554 points, in its biggest single-day points drop. The NYSE's "circuit-breaker" is triggered for the first time to halt trading at 3:30pm.
April 14, 2000: The Dow drops 5.6 per cent, or 617 points - a new steepest point decline in a single day.
September 17, 2001: The Dow falls 6.9 per cent when trading resumes after a four-day halt following the 9/11 attacks. It slides 659.62 points, with a record volume of 2.37 billion shares traded.
February 27, 2007: The Dow index falls 3.3 per cent, or 416 points, spooked by a collapse in Chinese stocks and weak US manufacturing data. Investors pour money into less-risky bonds as the index experiences its worst points slide since the aftermath of the September 11, 2001 attacks.
Sources: Reuters data for market performance from 1987 onwards, The New York Stock Exchange Group Timeline