Annually on November 4 the people of Russia celebrate the Kazan icon of the Mother God Day – since 2005, this date is celebrated as the National unity Day.
On November 2, 2012 the Russian Federation post introduces into circulation a postage Block dated for the 400 anniversary to restoration of Unity of the Russian state.
On block are represented Kozma Minin, Dmitry Pozharsky, Patriarch Germogen, an image of the coat of arms of the 1612-1620th years and the Kazan icon of the Mother God against an old panorama of the Moscow Kremlin.

Design: G. Shishkin. 
Size of Block: 90х90 mm.
Size of stamp in Block: 30х42 mm.
Edition: 90 000 copies.

In significant 1612 the Russian people the will kept the state from final and irreversible disintegration. The time of troubles became history as a unification example. With events of those years connect formation of the Russian nation in its geographical boundaries, revival of power of the Russian state, appearance of the greatest heroes. An appeal of Patriarch Germogen a feat of compatriots on protection of belief and the Fatherland, citizen Minin and the prince Pozharsky headed a national militia and released Moscow from interventionists.