Mayor Robert Wagner of New York announces preliminary plans for a third major league
On November 13, 1958 — Mayor Robert Wagner of New York announces preliminary plans for a third major league. Chairman William Shea, of what will become the Continental League, says it is apparent that the National League is going to ignore New York City. He implies that the new league will be free to raid major league rosters due to baseball’s refusal to consider expansion.
Sources:
Baseball Reference November 13