Croatia 2024 - World Post Day - 150th Anniversary Of The Universal Postal Union (MNH)
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$1.25 USD
The Universal Postal Union (UPU) is the second oldest international organization in the world, established in 1874, with a seat in Bern (Switzerland). It has been a specialized agency of the United Nations since 1948. Today it has 192 member countries and the Republic of Croatia has been a full member of the UPU since 1992.