Holidays at 21 september of 2025 (date 21.09.2025)

on September 21, the Day of military glory of Russia — the Day of the victory of Russian regiments, headed by Grand Prince Dmitry Donskoy over the Mongol-Tatar forces in the battle of Kulikovo in 1380.

International day of peace is celebrated on September 21.

"Day of the forest" is an international professional holiday of all forest workers, which is celebrated on the third Sunday of September in the Republic of Belarus, Kyrgyzstan, Russian Federation and Ukraine.

The Nativity of the blessed virgin Mary is celebrated on September 21.

Forest workers day is celebrated on the third Sunday of September.