Thomas Edison invented the phonograph in the year 1877
In 1877 He Invented It.
Thomas Edison invented the light bulb in year 1879.
Explanation:Thomas Edison was an American Inventor he was born in Ohio on 11 February 1847.Thomas Edison was a genius he got his first job when he was just thirteen years old. later, he invented Light bulb in 1879 and the record player.Thomas Edison also invented the movie projector, he died in October 1931.Thomas Edison and his work and efforts to make people's life easy will always be appreciated in the history of mankind.
a. competition with other nations.