Commemorative stamp for the 500th anniversary of the Korean alphabet

1685
"The stamp features the words 'Commemorative Stamp Celebrating the 500th Anniversary of Hangeul' in the upper area, and its design shows the consonants and vowels of Hangeul on a white paper scroll surrounded by leaves and flowers."—National Museum of Korean Contemporary History https://www.much.go.kr/en/user/contentView.do?pageIndex=10&fid=04&cid=02&sub=01&page=01&searchRelicclsfcd=&searchAgecd=&searchDatatycd=&searchOrgFormcd=&collectionId=253&idnbr=2014003514
Commemorative stamp for the 500th anniversary of the Korean alphabet