Nikola Tesla, a Serbian, later became an American citizen.
Up to now, Tesla is one of the world's leading inventors, physicists, mechanical engineers, electrical engineers, and one of the top talents in scientific research.
Tesla, born on July 10, 1856, is now fifty-six years old but still dedicates himself to the front lines of scientific research.
Since Tesla won the war between direct current and alternating current, also known as the dispute with Edison, he has been considered America's greatest electrical engineer, highly recognized across the United States.