Why was the national debt so high at the start of Washington's presidency?

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During the Revolution, both the national government and individual states borrowed heavily from foreign countries and ordinary citizens to pay soldiers and buy supplies.
During the Resolution, France burrowed a large amount of money from the US for helping win the war and never paid it back.
Under the Articles of Confederation, the nation burrowed large amounts of money to pay for the Northwest Territory.

Additionally, there was a lack of a centralized financial system, which made it difficult to manage and pay off the debt effectively. The lack of a stable revenue source also contributed to the high national debt at the start of Washington's presidency.

which one

All of these factors contributed to the high national debt at the start of Washington's presidency. The combination of borrowing during the Revolution, unpaid debts from other countries, and the lack of a centralized financial system all played a role in the accumulation of the debt that the new government had to address.