Answer:
Social Darwinism refers to various theories that emerged in Western Europe and North America in the 1870s that applied biological concepts of natural selection and survival of the fittest to sociology, economics, and politics.
Also, the theory that individuals, groups, and peoples are subject to the same Darwinian laws of natural selection as plants and animals. Now largely discredited, social Darwinism was advocated by Herbert Spencer and others in the late 19th and early 20th centuries and was used to justify political conservatism, imperialism, and racism and to discourage intervention and reform.
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