Bill of Rights First Amendment [Religion, Speech, Press, Assembly, Petition (1791)] (see explanation) Second Amendment [Right to Bear Arms (1791)] (see explanation) Third Amendment [Quartering of Troops (1791)] (see explanation) Fourth Amendment [Search and Seizure (1791)] (see explanation)
Social Darwinism, the theory that persons, groups, and races are subject to the same laws of natural selection as Charles Darwin had perceived in plants and animals in nature.
Unilineal evolution (also referred to as classical social evolution(ism)) is a 19th century social theory about the evolution of societies and cultures.ntellectual Thought Edit. Theories of social and cultural evolution are common in modern European thought. Prior to the 18th century, Europeans predominantly believed that societies on Earth were in a state of decline.