Conversation so far:
did George M.
Cohan marry?
Cohan married Agnes Mary Nolan (1883-1972), who had been a dancer in his early shows.
Did they have kids?
Cohan married Agnes Mary Nolan (1883-1972), who had been a dancer in his early shows; they remained married until his death.
They had two daughters and a son.
Are there any other interesting aspects about this article?
Cohan was a devoted baseball fan, regularly attending games of the former New York Giants.

Question: How did he die?
Self-contained rewrite: How did George M. Cohan die?