Diplomatic option index | Diplomacy Crusader Kings 2 Guide

As it was mentioned, every activity in the game links with the diplomacy somehow, because it's more a tool than a goal itself. To not repeat information that are on the other pages of the guide, below I put all diplomatic options and chapters when you can find them.

Diplomatic option are contextual, they change depend on with who you're talking with.

Rulers

Declare War - Military: How to declare a war?

Send Gift - Characters: How to care about human relations?

Assassinate - Diplomacy: Assassination

Marriages' options - House: Marriages

Educate Child - Diplomacy: Educate Child

Offer Vassalization/Swear Fealty - Diplomacy: Vassals and sovereigns

Invasion agreement - Religion: Basics and Military: How to declare a war?

Request Excommunication - Religion: Basics and Military: How to declare a war?

Subordinates

Taking away the title - Intrigues: Ambitions and conspiracies

Awarding the title - Characters: How to care about human relations?

Awarding the honorary title - Characters: Honorary titles

Send Gift - Characters: How to care about human relations?

Imprisoning - Intrigues: Ambitions and conspiracies, Intrigues: Prisoners

Assassinate - Diplomacy: Assassination

Marriages' options - House: Marriages

Educate Child - Diplomacy: Educate Child

Moving the vassal - Characters: How to care about human relations?

Pope

Declare War - Military: How to declare a war?

Awarding the title - Characters: How to care about human relations?

Send Gift - Characters: How to care about human relations?

Assassinate - Diplomacy: Assassination

Request cancelling Excommunication - Religion: Basics

Divorce - Religion: Basics

Others

Negotiate a peace: Military: War campaigns

Call a support: Military: War campaigns

Concerning prisoner: Intrigues: Prisoners