On October 3, 2019, PostNL released another series of Children's Charity Stamps. The theme of the issue was children's books by Dutch writers.
On August 16, 2019, the Iranian Post issued a stamp dedicated to the ancient Persian game of Chovgan - the ancestor of equestrian polo.
China Post issued a set of special stamps themed on the Chinese classic Book of Songs on September 8, 2018
On August 15, 2018, the Bulgarian Post released a s/s dedicated to the victory of the Bulgarian Khan Tervel over the Arab army, which laid siege to Constantinople in 718.
This year Emperor Maximilian I and his poetic work "Theuerdank", written 500 years ago became the hero of the release in honor of the Day of the postage stamp.
On a stamp issued by the post of Austria on October 6, 2017, a fragment of an engraving by Leonhard Beck, who worked on illustrations for "Theuerdank", was reproduced.