Major decision · Major Decisions

Call for Confederation

Begin inviting other Rulers into a Confederation

variesPrestige250Piety

Against the great powers who scorn the weak — the … who fights alone will die alone. I must seek out those who love my people, and would swear a sacred oath to fight together unto death.

Requirements

The lines the game itself shows for this decision's conditions:

Government must be Tribal or Nomad Government
You have not used Abandon Confederation within the last 5 years

Shown to a character when (is_shown) (11 lines of game script)

is_independent_ruler = yes
OR = {
	government_has_flag = government_is_tribal
	government_has_flag = government_is_nomadic
}
highest_held_title_tier <= tier_duchy
NOR = {
	is_confederation_member = yes
	has_character_flag = forming_confederation
}
is_playable_character = yes

As written in game/common/decisions/dlc_decisions/mpo/mpo_decisions.txt.

Can be taken when (is_valid) (68 lines of game script)

is_independent_ruler = yes
highest_held_title_tier <= tier_duchy
is_tributary = no
custom_tooltip = {
	OR = {
		government_has_flag = government_is_tribal
		government_has_flag = government_is_nomadic
	}
	text = is_nomadic_or_tribal_tt
}
trigger_if = {
	limit = {
		government_has_flag = government_is_nomadic
	}
	OR = {
		has_realm_law = nomadic_authority_1
		has_realm_law = nomadic_authority_2
	}
}
trigger_else = {
	OR = {
		has_realm_law = tribal_authority_0
		has_realm_law = tribal_authority_1
		has_realm_law = tribal_authority_2
	}
}
NOR = {
	has_trait = conqueror
	has_trait = greatest_of_khans
}
trigger_if = {
	limit = {
		NOT = {
			culture = {
				has_cultural_parameter = forming_confederations_is_easier
			}
		}
	}
	OR = {
		has_trait = diplomat
		has_trait = family_first
		confederation_foe_trigger = {
			CHARACTER = root
		}
	}
}
trigger_if = {
	limit = {
		is_ai = no
	}
	custom_tooltip = {
		text = recently_took_leave_confederation_decision_tt
		NOT = {
			has_variable = left_confederation
		}
	}
}
age >= 6
NOT = {
	has_trait = infirm
}
is_available = yes
trigger_if = {
	limit = {
		is_ai = yes
	}
	is_migrating = no
}

As written in game/common/decisions/dlc_decisions/mpo/mpo_decisions.txt.

Effects

Enables the Offer Confederation Character Interaction
May be used on Independent Duke or Count-Rank Rulers to add them to a shared Confederation
Confederates will always join each other's Defensive Wars
Confederates may not Raid or declare War on each other
Confederates gain Mpo Confederation Member Modifier and some County Fertility
You have 5 years to form a Confederation
Belonging to a Confederation restricts Dominance and prevents creating new Titles
Belonging to a Confederation restricts your Tribal Authority and prevents creating new Titles
After a few years, Confederates may leave their Confederation or Migrate away
Confederates may leave their Confederation at any time

Effect (30 lines of game script)

custom_tooltip = enables_offer_confederation_tt
custom_tooltip = offer_confederation_members_tt
custom_tooltip = confederation_join_defensive_wars_tt
custom_tooltip = confederation_raiding_attacking_tt
if = {
	limit = {
		government_has_flag = government_is_nomadic
	}
	custom_tooltip = confederation_modifier_tt
}
custom_tooltip = offer_confederation_5_year_warning_tt
if = {
	limit = {
		government_has_flag = government_is_nomadic
	}
	custom_tooltip = confederation_restrictions_warning_tt
}
else = {
	custom_tooltip = confederation_restrictions_tribe_warning_tt
}
if = {
	limit = {
		government_has_flag = government_is_nomadic
	}
	custom_tooltip = confederation_migrating_leaving_warning_tt
}
else = {
	custom_tooltip = confederation_leaving_warning_tt
}
trigger_event = mpo_decisions_events.0001

As written in game/common/decisions/dlc_decisions/mpo/mpo_decisions.txt.

Group: Major Decisions
Major: yes
Cost: Prestige: varies
Cost: Piety: 250
Cooldown: 5 years
ID: call_for_confederation_decision

Costs that vary

Prestige:

value = {
	add = 100
	if = {
		limit = {
			highest_held_title_tier = tier_duchy
		}
		add = 200
	}
	if = {
		limit = {
			max_military_strength > 0
			any_neighboring_top_liege_realm_owner = {
				NOT = {
					is_allied_to = root
				}
				max_military_strength > 0
				confederation_worthy_foe_strength_ratio_value_root <= 0.5
			}
		}
		add = -50
	}
	if = {
		limit = {
			max_military_strength > 0
			any_neighboring_top_liege_realm_owner = {
				NOT = {
					is_allied_to = root
				}
				max_military_strength > 0
				confederation_worthy_foe_strength_ratio_value_root <= 0.25
			}
		}
		add = -50
	}
}

Source: game/common/decisions/dlc_decisions/mpo/mpo_decisions.txt and the English localisation, Crusader Kings III 1.20.0.3. “…” marks words the game fills in at play time (a name, a faith, a title).