Most famous of Childe Hassam Paintings are his series of 22 flag works, which he began in 1916, when he was inspired by a "Preparedness Parade" held on Fifth Avenue in New York.

About childe hassam: The American painter, Childe Hassam left high school without graduating, and ended up working for a wood engraver. Hassam was a member of the Boston Art Club and also a member of the Ten American Painters group, which seceded from the Society of American Artists in 1898.Childe Hassam began his artistic career as an illustrator and watercolorist.