Herbert Spencer and the eugenics advocate Francis Galton's interpretation of natural selection as necessarily progressive, leading to supposed advances in intelligence and civilisation, became a justification for colonialism, eugenics, and social Darwinism.
Herbert Spencer miwah para sujana eugenika mangda nganggé interpretasi Francis Galton indik seleksi alam pinaka pamargi sané progresif, sané nuju panglimbak ring kaduégan miwah peradaban, raris dados pabeneh ring kolonialisme, eugenika, miwah Darwinisme sosial.