WHAT YEAR is the setting of INDY 4? And what year was the setting of INDY 3? Was it based on real timeline?

Question

WHAT YEAR is the setting of INDY 4? And what year was the setting of INDY 3? Was it based on real timeline?

Answer 1

Indy 4 was set in 1957

Indy 3 was set in 1912 and 1938

I'm not sure about the real timeline, but Indy 3 was set before WW1 and then before WW2, while Indy 4 takes place during the cold war and the red scare / McCarthyism and during the time of Stalin

Answer 2

who was the very first Formula 1 champion????