Wikinventia — Atlas of discoveries and inventions · Middle Age

Treatise on Law — Thomas Aquinas

~1270 AD · Transmission: Global
LawLegalItalian

In the Summa Theologiae (Q90-108), Aquinas systematizes natural law: eternal, natural, human, and divine law, holding human law valid only if rationally derived from natural law — the basis of the (popularized, not literal) maxim lex iniusta non est lex.

InstitutionUniversity of Paris / Naples
Historical regionKingdom of Sicily — written in Paris and Naples
Primary sourceSumma Theologiae, Prima Secundae, Q90-108 (c. 1265/66-1273)
Secondary sourceStanford Encyclopedia of Philosophy
Original languageLatin
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Author Q9438Work Q653871Stanford Encyclopedia of Philosophy aquinas