James Montgomery Flagg was an American artist and illustrator, born on June 18, 1870, in Pelham Manor, New York. He is best known for his iconic World War I recruitment poster featuring Uncle Sam, which became a symbol of American patriotism. Flagg's work often combined realism with a touch of humor, making his illustrations memorable and impactful. Throughout his career, Flagg contributed to various magazines, including Life and The Saturday Evening Post. He was also a talented painter and created numerous portraits, showcasing his versatility as an artist. Flagg passed away on May 27, 1960, leaving behind a legacy in American art and illustration.