Napoloen bids farewell to his Guard at Fontainebleau on 20 April 1814 Horace Vernet (1789-1863)

The picture has something of this: people, group, military, many, ceremony, administration, man, weapon, wear, parliament, battle, parade, police, war, flag, soldier, uniform, royalty, leader.
Perhaps it’s a painting of a group of men in uniform standing in front.