Since which version do axes do more harm?

Since which Minecraft version do axes 6 to 9 damage?

Would have to be the 1.8

1.8 does a diamond hex 6, 1.9 does it 9.

1.9 Combat Update

With axes you can even make shields useless for a short time. The ability, of course, also Illager.

Wrong, the 1.9 there was introduced all this combat system garbage

Okay, I have not been involved with the game for a couple of years now and I just played a bit