Dr. Nikola Tesla conducted a demonstration in 1898 at Madison Square Garden in New York where he navigated a remote controlled boat using a wireless command post
Dr. Tesla was totally distraught by this loss mentally as well as financially. The fire destroyed all his research papers, notes, patents which awaited filing, books,
The World Columbian Expo turned out to be a huge success. In its six-month run, over 28 million (2.8 crore) people visited the fair.
The World's Columbian Exposition was one huge Fair held in Chicago in year 1893 to celebrate the 400th anniversary of Christopher Columbus' arrival on the American land in 1492.