On February 1, 2020, the Czech Post issued a postage stamp dedicated to the history of the postal uniform.
On January 22, 2020, the Finnish Post issued the "Colors of Friendship" series, consisting of 6 postage stamps.
On January 17, 2020, Colombia Post issued a series of postage stamps in honor of the 100th anniversary of the Artillery Battalion No. 3 Battle of Palacé.