Actions At A Distance
Last revision: 8 Mar at 07:12 2018 UTC
(but that name was too long)
Removes or reduces (most) distance-related requirements and penalties for diplomatic actions. Removes the neighbor requirement from most actions, also removes pop amount requirement for vassalization.
Now you can finally make that country on the other side of the galaxy your vassal! (and more)
Full list of changes can be found in the discussions