The image is a painting by Charles-André van Loo, a prominent French painter born in 1705 and who passed away in 1765. Van Loo was known for his works in the Baroque style, characterized by dramatic expression, rich color, and intense light and shadow contrasts. He was a highly regarded artist in his time, often commissioned for grand historical and religious scenes.
The painting, "Le Voeu de Louis XIII au siège de la Rochelle (1628)," depicts a significant historical event involving King Louis XIII of France. The scene is set during the Siege of La Rochelle, a pivotal moment in French history when the king's forces besieged the Huguenot stronghold. The artwork captures the solemn vow made by Louis XIII, reflecting both the political and religious undertones of the period. Van Loo's attention to detail and ability to convey emotion and movement make this painting a notable example of his skill and the Baroque era's artistic sensibilities.