[1] Voters failed to pass the initiative during the general election held on November 6, 2018; the proposition would have allowed a limited number of Idaho racetracks to operate historical racing gaming terminals.

[5] The Coeur d'Alene tribe was the primary contributor for two political action committees that opposed the measure.

[5][6] In 2018, the North Idaho Voter Project PAC was created by representatives of the Coeur d'Alene tribe.

[8] The second opposition PAC is titled Idaho United Against Prop 1, and lists the chairman of the Coeur d'Alene Tribal Council, "Ernie" Stensgar, as the Treasurer.

Later in 2015 a gubernatorial veto to protect historical horse racing was invalid due to the timing of the veto[11] Tribal representatives testified during the 2015 legislative hearings for Senate Bill 1011 that they were worried historical racing terminals would negatively impact their own tribal casino revenues.