No it cannot and should not be. Doing that judgement btw has a term applied to it among historians of any professional ethical level.
It is called: PRESENTISM. Presentism. Applying mores or judgements of the present day to years ago in history.
Wonder if these lib weirdos would “judge” the horrific human sacrifices to various gods in Toltec Pre-Columbian days. Horrific mass sacrifice of their enemy tribes.