Note 4 — Chapter I · DEFINITION AND DISTINCTION FROM KINDRED PHENOMENA.

Spencer remarks: “[The captives] fall into unqualified servitude.… They belong absolutely to their captors.… They become property, of which any use whatever may be made”4. Although this may not properly be called a definition of slavery, it appears that he uses “becoming property” and “falling into unqualified servitude” (or slavery) as synonymous expressions.