Again, see the results!
And the results are atrocities committed on an unsurpassed scale. That's facts. That's what is really relevant. That's what we should really study.
All the rest are lame excuses, if you want my opinion. And Victor was absolutely right to point you to the argument from Moral Equivalence (a classic sophistry), because that's exactly what you did.
Whether you have done this by sheer ignorance or purposefully is another story. But frankly, I don't care.