Short answers, pulled from the story.
The Akron Indians emerged in 1908 as a semi-professional football team dominating the local Ohio scene. Before this year, other amateur clubs like the Akron East Ends held sway over regional competitions.
Fritz Pollard became the first black head coach in NFL history after being hired by the Pros in 1921 alongside Paul Robeson who also played for the squad. Pollard had been one of the country's best breakaway runners during his time with earlier iterations of the Indians.
The 17th of September 1920 meeting that formed the American Professional Football Association took place using stationery printed by the Akron Pros. Art Ranney served as secretary-treasurer for the newly created organization which would eventually become the National Football League in 1922.
Akron finished with the best record in the league but they did not officially win the title until the 30th of April 1921 when managers voted for them. Modern rules would now recognize Buffalo All-Americans as co-champions due to identical win percentages shared with Akron.
The franchise struggled financially throughout its existence leading to operations suspension in 1927 and formal surrender of its franchise in 1928. The final chapter closed when the team officially surrendered its rights to play professionally in Ohio.