The date of Thomas A. Davis' opening of the San Diego Army and Navy Academy, although the official founding date is November 23, 1910.

Army and Navy Academy is an elite private college-preparatory military boarding school for boys in Carlsbad, California. Founded in 1910, the academy admits boys in grades 7 through 12.

Colonel Thomas Alderson Davis (June 29, 1873 – February 12, 1964) was the founder of two military schools in the United States.