Columbia subject headings:
Harvard subject headings:
Conscientious objectors--United States--History--20th century.
Historic peace churches--United States--History--20th century.
Korean War, 1950-1953--Conscientious objectors.
United States--Church history--20th century.
World War, 1914-1918--Conscientious objectors.
World War, 1939-1945--Conscientious objectors.
Princeton subject headings:
Conscientious objectors--United States--History--20th century.
Historic peace churches--United States--History--20th century.
Korean War, 1950-1953--Conscientious objectors.
United States--Church history--20th century.
World War, 1914-1918--Conscientious objectors.
World War, 1939-1945--Conscientious objectors.