Company Embarking on a Launch Pierre-Jacques Volaire (1729-1799)

The picture has something of this: people, group, vehicle, transportation system, cavalry, military, lithograph, man, smoke, battle, watercraft, wear, war, water, skirmish.
Perhaps it’s a painting of a group of people standing on top of a cliff next to a body of water with a boat in the water and a castle in the background.