Civilization Wiki
Wikipedia has a page called:

Diplomacy is a recurring element in the Civilization and Call to Power games and Sid Meier's Alpha Centauri.

Civilization II

Civilization III

Civilization IV

Civilization V

Civilization VI

Civilization: Beyond Earth

Civilization: Call to Power

Call to Power II

Sid Meier's Alpha Centauri‎

Other games

Diplomacy is not present in (or the article has not been created for) the following games :

Game Article
Civilization Diplomacy (Civ1)
Civilization VII Diplomacy (Civ7)
Civilization Revolution Diplomacy (CivRev)
Civilization Revolution 2 Diplomacy (CivRev2)
CivWorld Diplomacy (CivWorld)
Freeciv Diplomacy (Freeciv)
C-evo Diplomacy (C-evo)
Sid Meier's Colonization Diplomacy (Col)
FreeCol Diplomacy (FreeCol)
Civilization IV: Colonization Diplomacy (Civ4Col)
Starships Diplomacy (Starships)

Future technology (CivRev)
This is a disambiguation page used to differentiate articles on different topics of the same name. If an internal link led you to this page, you may want to go back and edit it so that it points to the desired specific page.