History of Radio is controversial and dates back to the 1890s. Italian inventor Guglielmo Marconi is often credited with inventing the Radio after receiving the first wireless telegraphy patent in England in 1896. However, Nikola Tesla demonstrated wireless Radio communication in St. Louis, Missouri in 1893, and was granted basic Radio patents in the United States in 1900. Marconi's first successful Radio transmission was across the Atlantic Ocean on December 12, 1901, which is considered the invention date of the Radio.
The first voice and music signals heard over radio waves were transmitted in December 1906 from Brant Rock, Massachusetts (just south of Boston), when Canadian experimenter Reginald Fessenden produced about an hour of talk and music for technical observers and any rad