tgp_leave_house_bloc_effect

tgp_leave_house_bloc_effect = {
	save_scope_as = leaver
	house_confederation ?= {
		save_scope_as = bloc
		leading_house ?= { save_scope_as = leader }
	}
	if = {
		limit = {
			exists = scope:bloc
			scope:leaver.house_head.house.house_confederation ?= scope:bloc
		}
		if = { # DISBAND
			limit = {
				scope:bloc = {
					any_confederation_member_house = { count <= 2 }
				}
			}
			# TOOLTIPS
			custom_description = {
				text = leave_house_bloc_effect
				subject = scope:leaver.house_head
				object = scope:bloc.leading_house.house_head
			}
			custom_description = {
				text = disband_house_bloc_effect
				subject = scope:bloc.leading_house.house_head
			}
		}
		else_if = { # COOLDOWN
			limit = { scope:leader != scope:leaver }
			custom_description = {
				text = leave_house_bloc_cooldown_effect
				subject = scope:leaver.house_head
				object = scope:bloc.leading_house.house_head
				add_to_variable_list = {
					name = left_bloc_cooldown
					target = scope:bloc
					years = tgp_leave_house_bloc_cooldown_years_value
				}
			}
		}
		if = {
			limit = { scope:leader = scope:leaver }
			# NEW LEADER TOOLTIP
			scope:bloc = {
				show_as_tooltip = { tgp_find_new_house_bloc_leader_effect = yes }
			}
		}
		else = {
			# OPINION
			if = {
				limit = { $OPINION$ = flag:yes }
				scope:leader ?= {
					house_head ?= {
						if = {
							limit = {
								has_opinion_modifier = {
									target = scope:leaver.house_head
									modifier = joined_house_bloc_opinion
								}
							}
							remove_opinion = {
								target = scope:leaver.house_head
								modifier = joined_house_bloc_opinion
							}
						}
						add_opinion = {
							target = scope:leaver.house_head
							modifier = left_house_bloc_opinion
							opinion = -15
						}
					}
					change_house_relation_effect = {
						HOUSE = scope:leaver
						VALUE = house_relation_damage_medium_value
						REASON = left_bloc
						CHAR = scope:leaver.house_head
						TARGET_CHAR = scope:leader.house_head
						TITLE = scope:dummy_gender
					}
				}
			}
			# TRUCE
			if = {
				limit = { $TRUCE$ = flag:yes }
				scope:leaver.house_head = {
					custom_tooltip = {
						text = tgp_leave_house_bloc_truce_tt
						scope:bloc = {
							every_confederation_member_house = {
								every_house_member = {
									limit = {
										top_liege = scope:leaver.house_head.top_liege
										is_landed = yes
									}
									if = {
										limit = { house != scope:leaver }
										add_to_list = truce_targets
									}
									else = { add_to_list = truce_getters }
								}
							}
							every_in_list = {
								list = truce_targets
								save_temporary_scope_as = truce_target_temp
								every_in_list = {
									list = truce_getters
									add_truce_one_way = {
										character = scope:truce_target_temp
										years = tgp_leave_house_bloc_truce_years_value
										name = TRUCE_LEFT_BLOC
									}
								}
							}
						}
					}
				}
			}
		}
		# REMOVE MEMBER HOUSE

As written in game/common/scripted_effects/10_dlc_tgp_house_bloc_scripted_effects.txt.