Men with flag in front of wooden building

Photograph of an event. A group of men stands on a paved square in front of a wooden building. In the center, a man in a suit is hammering a nail into a red banner with the image of a sickle, hammer, and the inscription "Krasnaya karaulnaya rota pri G.V.I.S.". Nearby are men in military and civilian clothing, one holding a flagpole. In the background, a crowd of people.