Anniversaries Stamp Thematic on WOPA+
Anniversaries
| Benfica - 60 Year Champions League |
| Issued: 31.05.2021 |
| ›Portugal |
| 40th Anniv. Of Diplomatic Relations Between Portugal And Singapore |
| Issued: 28.05.2021 |
| ›Portugal |
| 150 Years Of Hungarian Stamp Production |
| Issued: 28.05.2021 |
| ›Hungary |
| Honoring H.H. Dorje Chang Buddha III |
| Issued: 26.05.2021 |
| ›Gambia |
| The 150th Anniv. of the Establishment of the Observatory in Hurbanovo |
| Issued: 21.05.2021 |
| ›Slovakia |
| Centenary of the Royal British Legion - Part 2 |
| Issued: 18.05.2021 |
| ›Guernsey |
| Bonaire - Gold Stamp Maxima |
| Issued: 17.05.2021 |
| ›Caribbean Netherlands |
| 200th Anniv. Of The Birth Of Duke Ilija Plamenac |
| Issued: 16.05.2021 |
| ›Montenegro |
| First Anniversary of Prince Charles |
| Issued: 15.05.2021 |
| ›Luxembourg |
| Space Exploration - Anniversaries |
| Issued: 14.05.2021 |
| ›Romania |
| 765 Years of the Mint in Pakrac |
| Issued: 12.05.2021 |
| ›Croatia |
| 25 Years Of The Foundation Autism Luxembourg |
| Issued: 11.05.2021 |
| ›Luxembourg |
| 25 Years Of The Letzebuerg City Museum |
| Issued: 11.05.2021 |
| ›Luxembourg |
| 125 Years Of The Lycee Des Arts Et Metiers |
| Issued: 11.05.2021 |
| ›Luxembourg |
| The Great Northern War 300 Years |
| Issued: 07.05.2021 |
| ›Aland Islands |
| 60th Anniversary of the First Human Space Flight |
| Issued: 07.05.2021 |
| ›Kyrgyzstan KP |
| 200th Anniversary Death Of Napoleon Bonaparte |
| Issued: 05.05.2021 |
| ›Malta |
| 150th Anniversary of Bodil Biorn |
| Issued: 05.05.2021 |
| ›Armenia |
| 150th Anniversary of To Vincas Cepinskis |
| Issued: 30.04.2021 |
| ›Lithuania |
| 100th Anniversary Ecclesiastical Province of Costa Rica 2021 |
| Issued: 30.04.2021 |
| ›Costa Rica |
| Celebrating Queen Elizabeth II’s 95th Birthday |
| Issued: 30.04.2021 |
| ›Gambia |
| The Duke & Duchess of Cambridge 10th Wedding Anniv. |
| Issued: 29.04.2021 |
| ›Gibraltar |
