sentences:  The team played their first game at Union Park on April 15, 1876, defeating the Xanthas 7-3, at Union Park.In 1877, McKnight was named the manager of the Pittsburgh Allegheny as the club became one of the first minor league baseball clubs as member of the International Association for Professional Base Ball Players.He also later served as the International Association's president after Candy Cummings resigned from the post.