Read and learn about history and pick out some good ones!
https://en.wikipedia.org/wiki/June_24
1938 – Pieces of a meteorite, estimated to have weighed 450 metric tons when it hit the Earth's atmosphere and exploded, land near Chicora, Pennsylvania.
1950 – Apartheid: In South Africa, the Group Areas Act formally segregating races is passed.
1957 – In Roth v. United States, the U.S. Supreme Court rules that obscenity is not protected by the First Amendment.