What day of the week was September 17, 1900?

The day of the week September 17th, 1900 fell on was a Monday.

J. Willard Marriott the American businessman, founded the Marriott Corporation (d. 1985) was born on 17 September in 1900.

Philippine–American War: Filipinos under Juan Cailles defeat Americans under Colonel Benjamin F. Cheatham at Mabitac.