What year did thomas edison invent the light bulb?

Thomas Edison invented the light bulb in year 1879.

Explanation:

although world war i began in 1914, the united states did not join the war until 1917. the additional firepower, resources, and soldiers of the u.s. to tip the balance of the war in favor of the allies. remaining neutral. when war broke out in 1914, the united states had a policy of neutrality.

originally he was supposed to be dead but they wanted to continue the series so they brought him back to life.