Quadruple Alliance (1815)
The Quadruple Alliance was a treaty signed in Paris on November 20th, 1815, by the great powers of the United Kingdom, Austria, Prussia, and Russia. It renewed the use of the Congress System which advanced European international relations at the time. The alliance first formed in 1813 to counter France. The powers promised aid to each other, which lasted until 1818.
|Signed||20 November 1815|
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