How did the Ottoman Empire go bankrupt, and how did it hand over the right to collect its own tax revenue to foreigners? We explain the Public Debt Administration (Düyun-u Umumiye) through its chain of causes and effects.
In this article, we’ll tell the story of how an empire lost the right to collect its own taxes on its own soil. This story didn’t begin with a war, but with a stack of debt notes. Yet in the end, a massive building rose in the heart of Constantinople, managing the finances of an entire state. And the people working in that building weren’t Ottoman officials — they were representatives of foreign creditors.

It All Started With a War
In 1853, the Ottoman Empire entered the Crimean War. The war brought a massive financial burden. Up to that point, the Ottomans had never taken on foreign debt; the treasury had always been run on its own domestic resources. But the cost of the war broke that pattern, and in 1854 the Ottoman Empire took out its first foreign loan, from British and French banks.
That first loan actually seemed like a clever solution. The problem was that once that door was opened, it never closed again.
Was the Crimean War the Beginning, or the Last Straw?
This story is usually told as starting with the Crimean War. But the real roots run much deeper, stretching back centuries. The Crimean War was only the final drop; the process that truly weakened the treasury had begun long before.
The breakdown of the timar system
In the classical era of the Ottoman Empire, land was administered through the timar system. Sipahis (cavalrymen) used the revenue from the land granted to them by the state both for their own livelihood and to raise soldiers in wartime. This system was a balancing mechanism that kept both the army and provincial order functioning.
But starting in the 16th century, this order began to break down. Land increasingly fell into the hands of local notables (ayan) and tax farmers (mültezim), who operated further and further outside central control. As the state’s directly controllable revenue sources shrank, power in the provinces shifted to local power centers.
Bribery and administrative decay
Over these same centuries, a system took hold in which offices were handed out not on merit but through bribery or favoritism. Tax collection was auctioned off to tax farmers, who collected far more in taxes than they were required to remit to the state and pocketed the difference. While the public was crushed under heavy taxation, the actual revenue reaching the state treasury kept shrinking.
The Age of Exploration and shifting trade routes

This is perhaps the least well-known cause, yet the one with the deepest impact. At the end of the 15th century, European sailors succeeded in reaching India by sea, rounding the Cape of Good Hope. This fundamentally undermined the importance of the Silk Road and the Spice Road, which had passed through Ottoman territory for centuries.

Transit trade revenues that had once flowed into the Ottoman treasury began shifting instead toward European ports on the Atlantic coast. What’s more, the silver and gold flowing from the Americas into Europe caused a massive rise in prices worldwide. This process, which historians call the “Price Revolution,” also triggered serious inflation and a loss in the value of Ottoman currency.
Being left behind by the Industrial Revolution

The Industrial Revolution, which began in Europe at the end of the 18th century, fundamentally transformed manufacturing power. While Europe produced cheap, abundant goods with mechanized factories, the Ottoman Empire was still manufacturing through traditional guilds and craft workshops.

Over time, European goods flooded Ottoman markets, domestic production declined, and the state’s tax base shrank even further. The Ottoman Empire had now fallen behind Europe not just militarily, but economically as well.
So by the time the Crimean War arrived, the treasury was forced to carry the heavy burden of a war on top of this centuries-long, multilayered weakening.
How Did One Debt Turn Into Ten?
In the twenty years after taking out its first loan, the Ottoman Empire took out one new loan after another. A significant portion of this money went not into productive investments, but into palace expenses, showy buildings, and war spending.

What’s more, the loans were issued at a price far below their actual face value and with harsh interest terms. In other words, while the Ottoman Empire borrowed 100 lira on paper, it often received only 50-60 lira in hand — yet still had to pay interest on the full 100 lira.
By 1875, the debt burden had become unbearable. Sultan Abdülaziz’s finance administration announced it could not pay half of its debts. This was the first major declaration of financial bankruptcy in Ottoman history.
But What If That First Loan Had Never Been Taken?
Let’s pause and think for a moment. If the timar system hadn’t broken down, if bribery hadn’t become so widespread, or if the Age of Exploration hadn’t shifted the trade routes, the Ottoman treasury might have entered the Crimean War from a far stronger position. Perhaps that first foreign loan would never have been necessary at all, or even if it had been taken, it might never have turned into such a crushing dependency.
But history doesn’t work that way. Small cracks that accumulate over centuries can bring down an entire structure once they combine with a single major shock. The Crimean War was, in truth, simply the moment when a long-running weakening finally became visible.
What’s more, the Crimean War wasn’t the Ottoman Empire’s own choice — it was forced upon it by Russia’s expansionist pressure. So the first loan itself was, in a sense, unavoidable. But the real problem was how the loans taken in the following years were spent.
If the administrators of that era had directed the borrowed money into productive areas like railways, factories, or education, the debt might have turned into a tool for development rather than a disaster. But palace extravagance and mismanagement turned the debt into a vicious cycle. Sometimes what determines a country’s fate isn’t the debt it takes on, but how it uses that debt.
The Decree of Muharrem
After years of negotiations following the bankruptcy, the “Decree of Muharrem” was signed in 1881. This decree established the Public Debt Administration (Düyun-u Umumiye İdaresi). This institution represented foreign creditors and directly collected certain state revenues itself, such as the salt, tobacco, and silk tithes, and stamp duty.
Chain of Cause and Effect: A Collapse Spread Across Centuries
- The breakdown of the timar system weakened central control in the provinces.
- The bribery and tax-farming system eroded the state’s real tax revenue.
- The Age of Exploration pulled trade routes away from Ottoman territory.
- Precious metals arriving from the Americas caused inflation in the Ottoman economy through the Price Revolution.
- The Industrial Revolution put Europe far ahead of the Ottoman Empire in production.
- The Crimean War placed one more heavy burden on this already weakened treasury and made the first foreign loan (1854) unavoidable.
- Poorly managed debt led to bankruptcy in 1875.
- In 1881, the Decree of Muharrem established the Public Debt Administration, and the state lost control over a significant portion of its own revenue.
A Little-Known Fact
The debts of the Public Debt Administration didn’t end even after the fall of the Ottoman Empire. Republic-era governments took over a portion of these debts, and the final installment was paid in 1954.
In other words, the shadow of a weakening process that began centuries earlier kept falling on the budget of the young Republic of Turkey for decades after its founding.
Frequently Asked Questions
In 1854, the first foreign loan was taken from British and French banks to cover the financial burden of the Crimean War.
It was established in 1881, through the Decree of Muharrem.
It directly collected certain Ottoman revenue sources, such as the salt, tobacco, and silk tithes, on behalf of foreign creditors.
The final installment of the debts taken over during the Republican era was paid in 1954.
No. The Crimean War was only the final drop. The breakdown of the timar system, the spread of bribery, the shift of trade routes caused by the Age of Exploration, and the manufacturing power the Industrial Revolution gave Europe were all parts of a centuries-long weakening process.
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