The United States conducted its first successful nuclear test in 1945.
Sources
- List of states with nuclear weapons (en.wikipedia.org)
- https://www.energy.gov/lm/trinity-site-worlds-first-nuclear-explosion (energy.gov)
- https://www.afnwc.af.mil/About-Us/History/Trinity-Nuclear-Test/ (afnwc.af.mil)
More in History
- Abraham Lincoln is the only U.S. president to have been granted a patent.
- Archaeologists had previously identified prehistoric paintings made with red ocher on the ceiling and walls of Tham Din cave, depicting humans, animals, and abstract designs.
- Nicéphore Niépce's heliography process used bitumen of Judea mixed with lavender oil, in which sunlight hardened the solution in exposed areas while unexposed portions remained soft and could be washed away.
- A fire on Christmas Eve 1851 destroyed two-thirds of the Library of Congress's collection.
- Abo Elementary School was completed in 1962.
- As of 2018, 40 further editions of Gray's Anatomy had been produced since the first edition.