Napoleon I (1769-1821) Receiving Baron Vincent, the Austrian Ambassador, at Erfurt, 28th October Nicolas Louis Francois Gosse (1787-1878)

The picture has something of this: people, royalty, leader, ceremony, group, celebration, woman, festival, many, man, administration, wear, military, prince, child, banquet, award, flag.
Perhaps it’s a painting of a group of men in uniform standing in front of a table with a green tablecloth on it and.