Minute-Man was originally published by Fawcett Comics in Master Comics #11 (February 1941). He appeared a further 19 times in Master Comics and 7 times in America's Greatest Comics.
Minute-Man was named after the minutemen of the American Revolution and he wore an American flag-inspired costume.
Jack Weston is summoned to the office of his guardian General Wilton. With war looming, Jack receives a special commission, to become the costumed Minute-Man to fight spies and saboteurs and other menaces to America at a minute's notice. He joins the US Army as a lowly private and only General Wilton knows his secret. He has no powers, but has trained himself to the pinnacle of human perfection.