NHD has affiliates around the world. These programs are independently sponsored by organizations that coordinate local and affiliate level contests where students can compete for the chance to advance to the National Contest. NHD’s affiliates also provide programmatic materials and workshops for teachers and students.

Many individuals and organizations contribute to the success of our affiliate level programs.

View affiliate contributors

To access NHD program contact and other information for a specific NHD affiliate, choose an affiliate from the box below.


The State Historical Society of Missouri
605 Elm Street
Columbia, MO 65201

Phone: (314) 516-5119

Missouri Contest
Virtual Contest
Saturday, April 30, 2022
Missouri Directory of Resources: