There still faintly beamed from the woman's features something of the freshness, and even the prettiness, of her youth; rendering it probable that the personal charms which Tess could boast of were in main part her mother's gift, and therefore unknightly, unhistorical.
Source: wiktionary
If one is a liberal, one hopes that this political consciousness will eventually find less costly forms of expression […] But it would be unhistorical to bemoan the protesters' resort to violence […] Movements of social liberation just don't happen that way, much as we might wish they did.
Source: wiktionary