There are several theories of where the idea of Uncle Sam came from but probably the most believable came out of the War of 1812. A gentleman out of Troy, NY regularly served the American army with meat and other sundries and his service was always greeted with enthusiasm by the troops. According to legend, he wore a tall top hat and sported a white beard and hair. He may even have worn the red, white and blue colors to honor the American troops he served. Whether this legend is true or not we do know that someone got the idea of Uncle Same started around 1813. His image was first used in 1961 and the official day came in 1989.
How to celebrate – Dress up like Uncle Sam. Read about the War of 1812. Research the different variations of Uncle Sam.