I think today will go down in history as the day the President Of The United States was no longer the Leader Of The Free World.

1954 – Nuclear weapons testing: The Castle Bravo, a 15-megaton hydrogen bomb, is detonated on Bikini Atoll in the Pacific Ocean, resulting in the worst radioactive contamination ever caused by the United States.

1893 – Electrical engineer Nikola Tesla gives the first public demonstration of radio in St. Louis, Missouri.

1872 – Yellowstone National Park is established as the world's first national park.

1983 – The final episode of M*A*S*H airs, with almost 110 million viewers.

1525 – Aztec king Cuauhtémoc is executed on the order of conquistador Hernán Cortés.

1933 – Reichstag fire: Germany's parliament building in Berlin, the Reichstag, is set on fire; Marinus van der Lubbe, a young Dutch Communist claims responsibility.

1929 – President Calvin Coolidge signs legislation establishing the 96,000 acres (390 km2) Grand Teton National Park in Wyoming.

1616 – Galileo Galilei is formally banned by the Roman Catholic Church from teaching or defending the view that the earth orbits the sun.

1932 – Adolf Hitler, having been stateless for seven years, obtains German citizenship when he is appointed a Brunswick state official by Dietrich Klagges, a fellow Nazi. As a result, Hitler is able to run for Reichspräsident in the 1932 election.

1870 – Hiram Rhodes Revels, a Republican from Mississippi, is sworn into the United States Senate, becoming the first African American ever to sit in Congress.

 Proclivities wrote:

2022 – Russo-Ukrainian War: Days after recognising Donetsk and Luhansk as independent states, Russian president Vladimir Putin orders a full-scale invasion of Ukraine.

1983 – A special commission of the United States Congress condemns the Japanese American internment during World War II.

1920 – The Nazi Party (NSDAP) was founded by Adolf Hitler in the Hofbräuhaus beer hall in Munich, Germany

1868 – Andrew Johnson becomes the first President of the United States to be impeached by the United States House of Representatives. He is later acquitted in the Senate.

1997 – In Roslin, Midlothian, British scientists announce that an adult sheep named Dolly has been successfully cloned.

1983 – The notorious Broadway flop Moose Murders opens and closes on the same night at the Eugene O'Neill Theatre.