Columbia subject headings:
Genocide--United States.
Indians of North America--Government relations--1789-1869.
Indians of North America--Public opinion.
Public opinion--United States.
Sand Creek Massacre, Colo., 1864.
Harvard subject headings:
Genocide--United States.
Indians of North America--Government relations--1789-1869
Indians of North America--Public opinion
Public opinion--United States
Sand Creek Massacre, Colo., 1864
Princeton subject headings:
Genocide--United States.
Indians of North America--Government relations--1789-1869.
Indians of North America--Public opinion.
Public opinion--United States.
Sand Creek Massacre, Colo., 1864.