What is uncle sam picture?

Uncle Sam is a popular symbol of the United States. His image is that of a tall, thin man with a white beard, wearing a patriotic top hat with stars and stripes. He is often depicted pointing his finger and saying "I want you!" Uncle Sam was first introduced during the War of 1812 as a representation of the American government. The exact origin of the name "Uncle Sam" is debated, but some believe it comes from the initials "U.S." printed on barrels of government supplies that were shipped during the war. The Uncle Sam picture has been used in many different ways, including as a recruitment poster during World War I and II, and as a symbol of American patriotism.