Napoleon Bonaparte (1769-1821) Receiving Queen Louisa of Prussia (1776-1810) at Tilsit, 6th July Nicolas Louis Francois Gosse (1787-1878)

The picture has something of this: people, group, many, wear, woman, man, military, crowd, child, ceremony, weapon, education, war, school, recreation, outfit, leader.
Perhaps it’s a painting of a group of men and women standing in front.