Read about history and pick out a good one!

https://en.wikipedia.org/wiki/August_14

1959 – Founding and first official meeting of the American Football League.

https://en.wikipedia.org/wiki/American_Football_League

The American Football League (AFL) was a major professional American football league that operated for ten seasons from 1960 until 1969, when it merged with the older National Football League (NFL), and became the American Football Conference.