Thomas More

Thomas More was executed for treason on 6 July 1535 www.localhistories.org/more.html 

Neanderthals

The Neanderthals were more advanced than we often believe https://www.ancient-origins.net/human-origins-science/top-ten-myths-about-neanderthals-001551

Czech Heroine

On 28 June 1950 Milada Horáková, a heroine of the Czech resistance during World War II was executed by the Communists on trumped-up charges. https://www.private-prague-guide.com/article/milada-horakova/

Lizzie Borden

On 20 June 1893, Lizzie Borden was acquitted of the murders of her father and stepmother although she was almost certainly guilty. https://www.smithsonianmag.com/history/why-19th-century-axe-murderer-lizzie-borden-was-found-not-guilty-180972707/

Sugar rationing

Sugar rationing in the USA ended on 11 June 1947 (5 years after it started). I don't think I would have survived sugar rationing. (In Britain sugar rationing began in January 1940. It lasted until 1953).

Joan of Arc

On 30 May 1431 that unfortunate woman Joan of Arc was burned to death. http://www.localhistories.org/joan.html

First World War Myths

I grew up with myths about the First World War, especially the idea that British soldiers were lions led by donkeys. This BBC article debunks the myths: https://www.bbc.co.uk/news/magazine-25776836