On this day in 1978, the first baby conceived by in vitro fertilization (they referred to them as "test tube babies" at the time) was born in Manchester, England. On this day in 1956, the Italian liner Andrea Doria collided with the Swedish liner Stockholm in heavy fog off Nantucket. 51 people on the Andrea Doria were killed in the collision, but ships responding to the distress call successfully evacuated every remaining passenger and crew member before the ship sank hours later.
On this day (July 26) not much happened...... On this day in 1908, US Attorney General Charles Bonaparte met with 34 hand-picked law enforcement veterans, mostly former members of the Secret Service, creating the Federal Bureau of Investigation. On this day in 1975, Van McCoy's (mostly) instrumental The Hustle, climbed to number 1 on the Billboard pop music chart. The event is generally considered the official beginning of the disco era.
It wasn't on the site I was looking at. Here's another....On this day in 1920, the 19th Amendment was ratified, giving women the vote.