26 mai 1958 - First nuclear power plant in the US

Description:

The Shippingport Atomic Power Station outside of Pittsburgh was officially opened by President Eisenhower. The plant was made to further the "Atoms for peace" plan and become a place to test for the applications for providing energy to city power grids.
https://www.asme.org/about-asme/who-we-are/engineering-history/landmarks/47-shippingport-nuclear-power-station