The international monetary conferences were a series of assemblies held in the second half of the 19th century. They were held with a view to reaching agreement on matters relating to international banking. In particular, the adoption of single gold standard

Gold standard

The gold standard is a monetary system in which the standard economic unit of account is a fixed mass of gold. There are distinct kinds of gold standard...

 and the problem of an ailing silver standard

Silver standard

The silver standard is a monetary system in which the standard economic unit of account is a fixed weight of silver. The silver specie standard was widespread from the fall of the Byzantine Empire until the 19th century...

 were discussed.

The sessions of the international monetary conference were as follows:

• 1867, Paris
  Paris
  Paris is the capital and largest city in France, situated on the river Seine, in northern France, at the heart of the Île-de-France region...
  
  
• 1878, Paris
  Paris
  Paris is the capital and largest city in France, situated on the river Seine, in northern France, at the heart of the Île-de-France region...
  
  
• 1881, Paris
  Paris
  Paris is the capital and largest city in France, situated on the river Seine, in northern France, at the heart of the Île-de-France region...
  
  
• 1892, Brussels
  Brussels
  Brussels , officially the Brussels Region or Brussels-Capital Region , is the capital of Belgium and the de facto capital of the European Union...
  
  

The 1867 conference saw delegates vote unanimously in favour of decimalisation

Decimalisation

Decimal currency is the term used to describe any currency that is based on one basic unit of currency and a sub-unit which is a power of 10, most commonly 100....

 and the Latin Monetary Union

Latin Monetary Union

The Latin Monetary Union was a 19th century attempt to unify several European currencies, at a time when most circulating coins were still made of gold and silver...

. However the United Kingdom sent no official delegate, and refused to accept the recommendations of the conference.