August 11 is Green Bay Packers Birthday
The Green Bay Packers was organized on August 11, 1919.
According to the Packers’ website, nobody documented the event.
On August 13, 1919, the Press-Gazette announced the Indian Packing Company would sponsor the team and referred to it as the Packers.
The team played at Green Bay East and West High Schools.
Read more about the team’s founding here.