What is the origin for liberty pup?

The Liberty Pup was a character used by the U.S. government during World War I to promote war bonds and patriotism. He was a bulldog who wore a hat and a military uniform, and he often carried a flag. The Liberty Pup was created in 1917 by the famous cartoonist, James Montgomery Flagg. Flagg was best known for his iconic "I Want You" poster that encouraged men to join the military during World War I. He drew Liberty Pup in his signature cartoon style with the bulldog having large, human-like eyes and a mischievous smile. Liberty Pup was featured in a variety of posters, advertisements, and even merchandise such as toys and pins. His image was widely distributed and became one of the most recognizable mascots of the war effort.