Most parents do not smack their kids, but smacking is not abuse, any more than neglecting your children’s studies, letting them get overweight, spoiling them or smoking around them is. All of those might be examples of bad parenting, but they are not abuse, and there is a fundamental and important difference. It is the crucial distinction between what is wrong and what is illegal.
In a free society, the state does not interfere in the nursery any more than it interferes in the bedroom. That the Council of Europe seeks to do so is fundamentally sinister, creepy and totalitarian, and very un-British.
For some reason, I'm not outraged about this superfluous polemic, but that's probably because I'm not a parent and because I'm still sore from all the spanking that I got when I was a child.