Which country is the A. O. Smith brand from?

Which country is the A. O. Smith brand from is United States of America, as A. O. Smith Corporation is an American company founded in 1874 in Milwaukee, Wisconsin, USA, and remains headquartered in Milwaukee, Wisconsin, USA. A. O. Smith was founded by Charles Jeremiah Smith as C. J. Smith and Sons in Milwaukee, Wisconsin, as a hardware manufacturer, later focusing on water heaters and becoming one of largest water heater manufacturers in world, publicly traded on NYSE as AOS. A. O. Smith is American-owned, American-designed, with engineering in Milwaukee, and manufacturing in USA including plants in Tennessee, Texas, and other locations, though some components may be globally sourced. A. O. Smith owns other brands like State Water Heaters, American Water Heaters, and John Wood in Canada, all under American parent. A. O. Smith is not Canadian, Japanese, or German, it is American, with over 150 years history in USA. The brand is sold worldwide but is American. So A. O. Smith brand is from United States, founded in Milwaukee, Wisconsin, USA, in 1874, headquartered in Milwaukee, Wisconsin, USA, American company, American-made water heaters, with manufacturing in USA, publicly traded American corporation.