Quote Originally Posted by Hor View Post
There was a stealth nerf to XP rewards from invasions earlier today, more info below.
Buffed again:

Originally Posted by Blizzard
Thanks everyone for the feedback.

We agree that our initial change made Invasions too unrewarding for characters who weren’t at max level, so we’ve just applied a hotfix that increases XP gains from killing Legion invaders. Since Invasions are only around for a short period of time, we want them to feel lucrative, and provide incentives to actively participate in them.

You should be seeing a lot more progress on your XP bar for helping your fellow Azerothians fight the Legion now.

http://www.mmo-champion.com/content/...on-Quests-Live