From 643f98b53fd1f9bddadf4d66980b7592fa560940 Mon Sep 17 00:00:00 2001
From: Yair Morgenstern <yairm210@hotmail.com>
Date: Mon, 13 Nov 2023 22:33:29 +0200
Subject: [PATCH] Resolves #10486

---
 .../unciv/logic/automation/civilization/NextTurnAutomation.kt   | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/core/src/com/unciv/logic/automation/civilization/NextTurnAutomation.kt b/core/src/com/unciv/logic/automation/civilization/NextTurnAutomation.kt
index 2cb5d87478..892c24ab4b 100644
--- a/core/src/com/unciv/logic/automation/civilization/NextTurnAutomation.kt
+++ b/core/src/com/unciv/logic/automation/civilization/NextTurnAutomation.kt
@@ -184,7 +184,7 @@ object NextTurnAutomation {
     }
 
     private fun bullyCityStates(civInfo: Civilization) {
-        for (state in civInfo.getKnownCivs().filter { !it.isDefeated() && it.isCityState() }) {
+        for (state in civInfo.getKnownCivs().filter { !it.isDefeated() && it.isCityState() }.toList()) {
             val diplomacyManager = state.getDiplomacyManager(civInfo.civName)
             if (diplomacyManager.isRelationshipLevelLT(RelationshipLevel.Friend)
                     && diplomacyManager.diplomaticStatus == DiplomaticStatus.Peace