Today in History

What happened today in history? Important events, births and deaths.

19 October 2025

Black Monday - Stock Market Crash

Historical Importance and Background

The event known as Black Monday, which occurred in 1987, saw a dramatic one-day drop of 22.6% in the Dow Jones Industrial Average, making it the largest one-day decline in stock market history. This crash triggered fears of long-term economic instability.

Development of the Event

Beginning of the Event

By the mid-1980s, the U.S. economy was rapidly expanding, leading to a significant bubble in the stock market. This bubble caused an overvaluation in financial markets.

Black Monday

On Monday, October 19, 1987, global stock markets experienced a massive plunge. The Dow Jones index had one of its worst days in history with a record decline.

Aftermath

Following the crash, economists and policymakers tried to understand why the markets collapsed so rapidly. Regulations and economic policies were reviewed.

Consequences and Effects

While the short-term effects of Black Monday were significant, markets eventually recovered over time. However, the long-term effects were more profound. Investors began to act more cautiously in terms of risk management.

Historical Importance and Reflections to Present Day

Black Monday demonstrated how sudden collapses in financial markets can have significant impacts. Lessons learned from such events play a crucial role in managing risks and regulating markets today.

Frequently Asked Questions


Historical Importance and Background


The event known as Black Monday, which occurred in 1987, saw a dramatic one-day drop of 22.6% in the Dow Jones Industrial Average, making it the largest one-day...

Black Monday - Stock Market Crash 1987 took place in

Black Monday - Stock Market Crash happened in United States

Black Monday - Stock Market Crash is a historically significant event that 1987 marked an important turning point in world history