jul 20, 1831 - Faraday Electromagnetism

Description:

Michael Faraday FRS (/ˈfærədeɪ, -di/; 22 September 1791 – 25 August 1867) was an English scientist who contributed to the study of electromagnetism and electrochemistry. His main discoveries include the principles underlying electromagnetic induction, diamagnetism and electrolysis.

https://en.wikipedia.org/wiki/Michael_Faraday