Mother Tongue Day in Estonia celebrates the Estonian language and its cultural significance. It honors the legacy of Kristjan Jaak Peterson, a key figure in Estonian poetry, who promoted the use of the native language. This day encourages appreciation and preservation of the language, highlighting its role in national identity and literary heritage.

• Estonia Exclusive
• First Release Feb 21, 2023
• Mar 11 → Mar 14 Annually
• https://en.wikipedia.org/wiki/Kristjan_Jaak_Peterson