Week of the Global Action “We Clean the World” (“Let’s clear the planet of garbage”)
Celebrated on 21 SeptemberWeek of the Global Action “We Clean the World” (“Let’s clear the planet of garbage”)
Other holidays on 21 September
- Nativity of the Blessed Virgin Mary among the Orthodox
- Collector's Day in Russia
- World Day of Russian Unity
- Day of Military Glory of Russia - Victory Day of Russian regiments in the Battle of Kulikovo (1380)
- International Day of Peace
- World Alzheimer's Day
- Family and Mother in Birth among the Slavs
- Day of the birth of Russian statehood
- Pause the World Day
- World Gratitude Day
- Zero Emission Day
- Armenian Independence Day
- According to the folk calendar - Ospozhinki, Little Most Pure, Nativity of the Virgin Mary
- Nativity of the Blessed Virgin Mary
- Feast of the Icon of the Mother of God Bread (Zapechnaya)
- Feast of the Icon of the Mother of God of Domnitskaya