This day in baseball: POTUS’s first World Series October 4, 2018 At Griffith Stadium on October 4, 1924, Calvin Coolidge became the first United States President to attend a World Series opener. The Giants managed to defeat the hometown Senators in 12 innings that day, with a score of 4-3. President Calvin Coolidge and First Lady Grace Coolidge at a baseball game with Coolidge’s secretary C. Bascom Slemp at right, 1924 (Library of Congress)