The one they replied to may have been criticizing “whataboutism”, but it could also be (mis)interpreted as implying the USA has not had similar problems.
But who hasn’t killed their citizens in a simple misunderstanding? Or, if that doesn’t work, America Also Bad! \s
Only total fools would do so and I see no comments here that would suggest such nonsense …
The one they replied to may have been criticizing “whataboutism”, but it could also be (mis)interpreted as implying the USA has not had similar problems.