In September 2025, the United Nations Postal Administration (UNPA) in conjunction with the Universal Postal Union (UPU) and 10 other postal organizations will jointly issue Dove of Peace embroidered stamps to celebrate the International Day of Peace and promote the value of peace to people all around the world. (More information about this issue.)
Bryon (UN) sent me the stamps from the three UN postal administrations, on the back of the same matching postcard:
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