The French landscape painter Corot (5 letters) was a key figure in the development of landscape painting during the 19th century. He was a leader in the Barbizon school of painting, which focused on realism and naturalism in art. Corot's works were characterized by their use of light and atmosphere to create a sense of tranquility and beauty. His paintings often featured rural scenes and landscapes, and he was known for his ability to capture the subtle nuances of nature.