On November 4, Russia celebrates a national holiday - the Day of National Unity. History of the holiday. The holiday was established at the end of 2004 and was celebrated for the first time in 2005. Historically, it is dedicated to the events of 1612, when the people's militia, led by the zemstvo elder Kuzma Minin and Prince Dmitry Pozharsky, liberated Moscow from the Polish invaders. This event marked the end of the Troubles and the restoration of the Russian state. Muscat group.