But that leave two questions unanswered: 1) Did they cause the Void Nights to begin with? 2) Did the Thalmor actually cause the moon's to return?
1 No, they did not.
2 Definitely no!
For example of Thalmor liying, see their lies about closing oblivion gates.
Thats true. But not as bad as the ass kicking the Argonians gave out in Black Marsh!!! :)