Can you put the rest of the passsage
The Colored Soldiers" implies that war is exclusively a dividing force.
C. Pathos
This is because the speaker is appealing to the emotions of the audience tied to the work of the Red Cross and humanitarian efforts.
1818, as a term in church administration, "the holding by one person of two or more offices at the same time," from plural + -ism. Attested from 1882 as a term in philosophy for a theory which recognizes more than one ultimate principle.