高分急寻：美国为什么叫山姆大叔？！

Uncle Sam is a national personification of the United States (US), with the first usage of the term dating from the War of 1812 and the first illustration dating from 1852. He is often depicted as a serious elderly white man with white hair and a goatee, and dressed in clothing that recalls the design elements of flag of the United States—for example, typically a top hat with red and white stripes and white stars on a blue band, and red and white striped trousers.
Historians aren't completely certain how the character "Uncle Sam" was created, or who (if anyone) he was named after. The prevailing theory is that Uncle Sam was named after Samuel Wilson.

Wilson was born in Arlington, Mass., on September 13, 1766. His childhood home was in Mason, New Hampshire. In 1789, he and his brother Ebenezer walked to Troy, New York.

During the War of 1812, Wilson was in the business of slaughtering and packing meat. He provided large shipments of meat to th