Earth History was a course offered at Starfleet Academy for cadets studying the history of planet Earth.
In the 23rd century, Cadets Christopher Pike and Una Chin-Riley completed this course, earning a grade of "A-". (DIS: "Brother"; SNW: "Ad Astra per Aspera") Cadet Spock, as well, completed this course, earning a grade of "A+". (SNW: "Among the Lotus Eaters", display graphic)
This course was only mentioned in writing.