On September 29, 2008, the Dow Jones Industrial Average experienced its largest single-day point drop in history, plummeting 777.68 points or 6.98% to close at 10,365.45. This catastrophic decline came as Congress initially rejected the Troubled Asset Relief Program (TARP), a $700 billion bank bailout package designed to stabilize the crumbling financial system. The dramatic sell-off sent shockwaves through global markets and marked a defining moment in the worst financial crisis since the Great Depression.
The events of that Monday epitomized the fear and uncertainty gripping investors as the subprime mortgage crisis evolved into a full-blown economic catastrophe.

Congressional Rejection Sparks Panic
The market's violent reaction was triggered by the House of Representatives' surprise 228-205 vote against the Emergency Economic Stabilization Act. Lawmakers faced intense public opposition to using taxpayer money to rescue Wall Street firms that many blamed for the crisis. As news of the vote spread, trading floors erupted in chaos, with the Dow losing nearly 500 points in the final hour of trading alone.
The rejection left financial institutions uncertain about government support, amplifying concerns about bank failures and credit market freezes. Major banks like Washington Mutual had already collapsed, and investors feared which institution might be next without federal intervention.

Global Contagion and Market Meltdown
The panic wasn't confined to American shores. European markets had already closed lower in anticipation of the TARP vote, while Asian markets opened the following day to massive losses. Credit markets seized up further, with banks hoarding cash and refusing to lend to each other, exacerbating the liquidity crisis that had been building since 2007.
The S&P 500 fell 8.8% that day, while the NASDAQ dropped 9.1%. Financial stocks were particularly devastated, with some major banks losing over 20% of their value in a single session. The VIX volatility index, known as the "fear gauge," spiked to levels not seen since the 1987 market crash.
Aftermath and Recovery Efforts

Within days of the market crash, Congress reconvened and passed a revised version of TARP on October 3, 2008, as political pressure mounted to prevent complete economic collapse. The Dow initially rallied on the news but continued to experience extreme volatility throughout the fall as the recession deepened.
The events of September 29, 2008, fundamentally altered American attitudes toward financial regulation and government intervention in markets. The crisis led to sweeping reforms including the Dodd-Frank Act and established new precedents for federal response to systemic financial risks.