Karl XIII (1748-1818), King of Sweden and Norway Carl Frederik von Breda (1759-1818)

The picture has something of this: people, portrait, man, wear, outfit, music, musician, uniform, leader, military, jacket, outerwear, jewelry, singer, war, weapon, royalty, performance.
Perhaps it’s a painting of a man in a military uniform with a medal on his left hand and a star on his right hand, in front of a black background.