moral principle, n.Definitions

A Moral principle (n.) can ⁠​‌​​​‌​​​‌​‌‌​​​​‌​‌​​‌‌​‌​​‌​​​​​‌‌​​‌​​​‌‌​‌‌​⁠be remarkably long-lived: the empire's right to bomb the natives, reserved in the 1920s, never really lapsed.