Finance

ANCIENT BANKING (3000 BC – 500 AD)

3000 BC — Mesopotamian Grain Loans

Temples and grain merchants in ancient Sumer act as the first banks, accepting deposits of grain and precious metals and issuing loans to farmers and traders. Clay tablet receipts serve as the earliest financial instruments.

600 BC — First Coins

Lydian king Croesus mints the first standardized coins from electrum (a gold-silver alloy) in modern Turkey, making commerce far more efficient and enabling trade over greater distances than barter ever could.

400 BC — Greek Money Changers

Greek trapezites—the earliest professional bankers—operate money-changing tables in ports and marketplaces, exchanging currencies from different city-states and offering loans at interest, sometimes up to 36% per year.

30 BC — Roman Banking

Roman argentarii operate sophisticated banking operations near the Forum, accepting deposits, issuing letters of credit, and financing grain ships. The Roman financial system collapses with the empire in the 5th century.

MEDIEVAL FINANCE (500 – 1400)

1100s — Knights Templar Banking

The Knights Templar create one of medieval Europe’s most sophisticated financial networks, issuing letters of credit that allow Crusade pilgrims to deposit money in one location and withdraw it in Jerusalem—effectively inventing international banking.

1200s — Italian Banking Houses

Merchant banking families in Florence, Siena, and Venice—including the Peruzzi, Bardi, and later the Medici—create Europe’s first modern banking system, financing wars, merchants, and the papacy itself across national borders.

1252 — Florentine Gold Florin

Florence mints the gold florin—a coin of reliable weight and purity that becomes the international reserve currency of medieval Europe, trusted from England to Byzantium.

1397 — Medici Bank Founded

Giovanni di Bicci de’ Medici founds the Medici Bank in Florence, which will grow into the most powerful financial institution in fifteenth-century Europe and fund much of the Italian Renaissance.

THE COMMERCIAL REVOLUTION (1400 – 1700)

1494 — Double-Entry Bookkeeping

Italian mathematician Luca Pacioli publishes the first printed description of double-entry bookkeeping in Summa de arithmetica, systematizing the accounting method that remains the foundation of modern financial accounting.

1531 — Antwerp Exchange

The Antwerp Bourse opens as the world’s first purpose-built commodity exchange, centralizing trading in wool, spices, and grain and enabling modern futures and forward contracts.

1602 — Dutch East India Company (VOC)

The Dutch East India Company issues shares to the public—creating the world’s first publicly traded corporation and the Amsterdam Stock Exchange. Shareholders can trade their shares freely, inventing the modern stock market.

1609 — Bank of Amsterdam

The Wisselbank opens in Amsterdam as the first public central bank, accepting deposits from merchants and issuing bank money backed by coin reserves—a model that inspires every central bank that follows.

1694 — Bank of England

The Bank of England is founded to finance King William III’s war with France. Over the following two centuries it evolves into the world’s first modern central bank, establishing the template for monetary policy management.

THE AGE OF CAPITAL (1700 – 1900)

1720 — South Sea Bubble

The South Sea Company’s stock collapses after a speculative frenzy in London, wiping out thousands of investors including Isaac Newton. The crash prompts England’s first securities regulation, the Bubble Act of 1720.

1792 — New York Stock Exchange

Twenty-four stockbrokers sign the Buttonwood Agreement under a buttonwood tree on Wall Street, founding what becomes the New York Stock Exchange—eventually the world’s largest stock exchange by market capitalization.

1836 — Investment Banking Emerges

American and British merchant banks begin underwriting railroads and industrial projects, developing the investment banking model that channels savings into productive capital—and earns fees doing it.

1862 — Greenback and Paper Currency

The U.S. government issues “greenbacks”—paper currency not backed by gold—to finance the Civil War, beginning a long American debate over the gold standard that continues for nearly a century.

1882 — Dow Jones Established

Charles Dow and Edward Jones co-found Dow Jones & Company and begin publishing stock averages for major companies, creating the framework for market indices still used today.

CENTRAL BANKING & MODERN FINANCE (1900 – 1970)

1913 — Federal Reserve Created

The U.S. Congress passes the Federal Reserve Act, creating a central banking system designed to provide the country with a safer, more flexible, and more stable monetary and financial system after repeated banking panics.

1929 — Wall Street Crash

The stock market crash of October 1929 wipes out billions in wealth and triggers the Great Depression. U.S. unemployment reaches 25% and thousands of banks fail, leading to the most sweeping financial reforms in American history.

1933 — Glass-Steagall Act

Congress passes the Glass-Steagall Act, separating commercial banking from investment banking and establishing the FDIC to insure deposits. The reforms prevent another systemic banking collapse for the next six decades.

1944 — Bretton Woods

Allied nations meet at Bretton Woods, New Hampshire, and create the postwar international monetary system: fixed exchange rates tied to the U.S. dollar, which is in turn tied to gold. The World Bank and International Monetary Fund are also created.

1971 — Nixon Ends Gold Standard

President Nixon ends the convertibility of the dollar to gold, collapsing the Bretton Woods system and ushering in the era of floating exchange rates that still governs global currency markets.

FINANCIAL CRISES & INNOVATION (1970 – PRESENT)

1973 — Black-Scholes Model

Fischer Black and Myron Scholes publish their options pricing formula, enabling the explosive growth of derivatives markets. Financial engineering becomes a profession.

1987 — Black Monday

The Dow Jones Industrial Average falls 22.6% in a single day on October 19—the largest one-day percentage drop in stock market history. The crash leads to circuit breakers and other market stabilization mechanisms.

1999 — Gramm-Leach-Bliley Act

Congress repeals the Glass-Steagall Act, allowing commercial banks to re-enter the securities and insurance businesses. Critics later argue this deregulation contributed directly to the 2008 financial crisis.

2008 — Global Financial Crisis

The collapse of the U.S. housing market triggers a global financial crisis as mortgage-backed securities spread losses throughout the world banking system. Lehman Brothers fails. Governments inject trillions in bailouts. The Great Recession follows.

2009 — Bitcoin and Cryptocurrency

An anonymous developer using the name Satoshi Nakamoto releases Bitcoin—a peer-to-peer digital currency using blockchain technology. Within fifteen years it spawns a multi-trillion dollar asset class and challenges conventional assumptions about money.

2021 — Meme Stocks and Retail Investing

Retail investors coordinating through Reddit’s WallStreetBets forum drive the price of GameStop up 1,700% in two weeks, squeezing hedge fund short sellers and highlighting how social media has reshaped financial markets.