What: He created the telegrapher.
When: Andrew Carnagie invented the telegrapher on 1860.
Where: The telegrapher was made in New York.
Why: He created the telegrapher in New York on 1860 for world peace.
Thomas Alva Edison
What: He invented the light bulb.
When: He started to invent it in 1883 and finished it in 1884.
Where: It was made in America.
Why: To have heat and the power to be able to see.
What: Founded the American Federation of Labor.
When: 1886, the organization of unions was the outgrowth.
Where: In America....obviously
Why: He wanted to improve his living conditions.
What: The discover of how to harden, or vulcanize rubber.
When: In 1844 he patented this process.
Where: I think in Europe
Why: some years later the invention of the automobile was created, and so they used Charles Goodyears rubber tires to make them move.