The obvious reason. When the term was first used in the 1880s, baseball was almost exclusively confined to North America; thus it was understood that the winner of the championship was the best baseball team in the world A recent myth has arisen that the ‘World’ in ‘World Series’ came about because the New York World newspaper sponsored it. There is no evidence at all supporting that hypothesis.
Home / Questions / In the US, the World Series of Major League Baseball is confined to the champions of two baseball leagues that currently operate only in the United States and Canada. So how did the name ‘World Series’ come about?