Conversation so far:
What type of organizer was Albert Spalding?
Albert Spalding organized the National League of baseball.
Around what year did he do that?
In the months after signing for Chicago, Hulbert and Spalding organized the National League.
How did Albert Spalding become the organizer of the National League?
Are there any other interesting aspects aboutAlbert Spalding?
Albert Spalding later called for the commission that investigated the origins of baseball.
What did the commission find about the origins of baseball?
The commission investigated the origins of baseball and credited Abner Doubleday with creating the game.

Question: What exactly were the US orgins stated?
Self-contained rewrite: What exactly were the US orgins of baseball stated?